| B. Dunstan | Hogwarts student while Harry is attending the school. |
| Balfour Blane | Established the Committee on Experimental Charms |
| Bane | Centaur who lives in the Forbidden Forest |
| Barberus Bragge | Chief of the Wizards' Council, introduced the Golden Snitch to क्विडिच. |
| Barnabas Cuffe | Editor of the Daily Prophet |
| Barnabas Deverill | One-time owner of the Elder Wand, killed by Loxias |
| Barnabas the Barmy | Subject of a tapestry on the seventh floor of Hogwarts, attempted to dance with trolls |
| Barnaby Ollerton | Co-founder of the Cleansweep Broom Company with his brothers Bill and Bob |
| Barry Ryan | Irish क्विडिच Keeper |
| Bartemius “Barty” Crouch Jr | Death Eater, son of Barty Crouch Sr |
| Bartemius “Barty” Crouch Sr | Head of the Department of International Magical Cooperation, father of Barty Crouch Jr |
| Baruffio | Namesake of Baruffio's Brain Elixir |
| Basil | Ministry official at the क्विडिच World Cup, wears a kilt and poncho in an attempt to replicate Muggle clothing |
| Basil Horton | क्विडिच player for the Falmouth Falcons, co-founded Comet Trading Company with Randolph Keitch, co-creator of the Horton-Keitch Braking Charm |
| Bathilda Bagshot | Author of A History of Magic, Great Aunt of Gellert Grindelwald. |
| Bathsheda Babbling | Ancient Runes teacher at Hogwarts |
| Beatrix Bloxam (1794-1910) | Author of the banned children's book series The Toadstool Tales |
| Beaumont Marjoribanks | Pioneering herbologist, sometimes falsely credited with discovering gillyweed (Elladora Ketteridge discovered it about a century earlier) |
| Beedle the Bard | Author of several Wizarding fairy tales, including The Tale of the Three Brothers |
| Belvina ब्लॅक | See Belvina Burke |
| Belvina Burke | Daughter of Phineas Nigellus ब्लॅक and ऊर्सूला फ्लिंट, sister of Sirius, Phineas, Cygnus and Arcturus ब्लॅक, wife of Herbert Burke, mother of two sons and one daughter. |
| Benjy Fenwick | Member of the original Order of the Phoenix |
| Benjy Williams | क्विडिच Seeker for Puddlemere United |
| Bertha Jorkins | Hogwarts student before Harry's time, Ministry of Magic employee in the Department of Magical Games and Sports, killed by Peter Pettigrew on Lord Voldemort's orders |
| Bertie Bott | Creator of Bertie Bott's Every Flavour Beans |
| Bertie Higgs | Hunting partner of Tiberius McLaggen |
| Bertram Aubrey | Hogwarts student bullied by James Potter and Sirius ब्लॅक |
| Bertrand de Pensées-Profondes | A wizarding philosopher who wrote A study into the Possibility of Reversing the Actual and Metaphysical Effects of Natural Death, with Particular Regard to the Reintegration of Essence and Matter |
| Reporter for the Daily Prophet. |
| Bilius | Uncle of the Weasley children, died twenty-four hours after seeing a Grim |
| Bill Ollerton | Co-founder of the Cleansweep Broom Company with his brothers Barnaby and Bob |
| Billy Stubbs | Boy at Tom Marvolo Riddle's orphanage |
| Binky | Rabbit belonging to Lavender Brown |
| Blaise Zabini | Slytherin student in Harry's year |
| Blenheim Stalk | Author of Muggles Who Notice, Muggle expert |
| Bletchley | Ministry of Magic employee whose office was drenched with rain |
| Blodwyn Bludd | Vampire who was known as the 'Vampire of the Valleys'. Famous for singing to his victims before biting them in their neck. |
| बॉब हिटचेन्स | Muggle who married इस्ला ब्लॅक (sister of Phineas Nigellus Black) |
| Bob Ogden | Ministry of Magic official in the Department of Magical Law Enforcement |
| Bob Ollerton | Co-founder of the Cleansweep Broom Company with his brothers Barnaby and Bill |
| Bogrod | Elderly goblin who works at Gringotts |
| Bole | Slytherin क्विडिच Beater |
| Bowman Wright | Creator of the Golden Snitch, J. K. Rowling's Wizard of the Month for December 2005 |
| Bozo | Photographer for the Daily Prophet |
| Bradley | Chaser on the Ravenclaw क्विडिच team during Harry's time at Hogwarts. |
| Bridget Wenlock | Arithmancer, established the magical properties of the number seven, J. K. Rowling's Wizard of the Month for August 2005 |
| Broderick Bode | Ministry of Magic employee in the Department of Mysteries, killed by Devil's Snare |
| Brother Benedict | Muggle monk who had an encounter with a Jarvey |
| Brother Boniface | Muggle monk, maker of turnip wine |
| Bruno Schmidt | Child from जर्मनी who kills an Erkling with a collapsible cauldron |
| Brutus Scrimgeour | Author of The Beater's Bible |
| Buckbeak (a.k.a. Witherwings) | Hippogriff belonging at various times to Rubeus Hagrid, Sirius ब्लॅक and Harry Potter |
| Buckley Cooper | Daily Prophet reader |
| Burdock Muldoon | Chief of the Wizards' Council, set the criteria for what defines a “being” |
| C. Warrington | Slytherin क्विडिच Chaser three years ahead of Harry, member of the Inquisitorial Squad |
| Cadmus Peverell | Original owner of the Resurrection Stone, brother of Antioch and Ignotus Peverell, ancestor of the Gaunt family and Lord Voldemort |
| Cadwallader | Hufflepuff क्विडिच Chaser during Harry's time at Hogwarts |
| Caradoc Dearborn | Member of the original Order of the Phoenix |
| Caratacus Burke | Co-founder of Borgin and Burkes. Cheated Merope Gaunt, buying a precious heirloom from her at a pittance. Murdered by Tom Riddle as punishment for this. |
| Carlotta Pinkstone | Proponent of lifting the Statute of Secrecy, J. K. Rowling's Wizard of the Month for November 2005 |
| कॅस्पर क्राऊच | Husband of कॅरीस ब्लॅक, father of one son and two daughters |
| Cassandra Trelawney | Great-great-grandmother of Sybill Trelawney |
| Cassandra Vablatsky | Seer and author of Unfogging the Future |
| Catriona McCormack | Mother of Kirley Duke and Meghan McCormack, Scottish क्विडिच Chaser, captain of Puddlemere United |
| Cecilia | Girlfriend of Tom Riddle Sr before Merope gives him the love potion |
| Celestina Warbeck | Singer on the Wizarding Wireless Network |
| Chambers | Ravenclaw क्विडिच Chaser during Harry's time at Hogwarts |
| कॅरीस क्राऊच | Daughter of Arcturus Black and लायसँड्रा याक्स्ले, wife of कॅस्पर क्राऊच, mother of one son and two daughters |
| Charity Burbage | Professor of Muggle Studies at Hogwarts during Harry's time at school. |
| Cho Chang | Ravenclaw student one year above Harry, क्विडिच Seeker, डंबलडोरच्या सेनेची सदस्य, dates Cedric Diggory, Harry Potter, Roger Davies and Michael Corner . Attends the Yule Ball with Cedric Diggory. |
| Ciceron Harkiss | Student of Horace Slughorn, gave Ambrosius Flume his first job |
| Circe | Ancient Greek enchantress |
| Cliodna | Irish druidess, Animagus, discovered the properties of Moondew |
| Colin Creevey | Muggle-born Gryffindor student one year below Harry, brother of Dennis Creevey, डंबलडोरच्या सेनेची सदस्य, killed in seventh book |
| Colonel Fubster | Friend of Marge Dursley |
| Connolly | Beater for the Irish national क्विडिच team |
| Cormac McLaggen | Gryffindor क्विडिच Keeper for one game in Half-Blood Prince |
| Cornelius Agrippa | Wizard imprisoned by Muggles for his “evil” writings |
| Cornelius Oswald Fudge | Former Minister for Magic |
| Crabbe Sr | Death Eater, father of Vincent Crabbe |
| Crispin Cronk | Sent to Azkaban for keeping sphinxes in his backyard |
| Croaker | Ministry of Magic employee in the Department of Mysteries |
| Crookshanks | Half-cat/half-kneazle belonging to Hermione Granger |
| Cuthbert Binns | Ghost, History of Magic professor. |
| Cuthbert Mockridge | Head of the Goblin Liaison Office |
| Cyprian Youdle | क्विडिच referee who was killed during a match |
| Dagbert Pips | Proprietor of Pumpkins R Us |
| Daisy Dodderidge | Builder and landlady of the Leaky Cauldron, J. K. Rowling’s Wizard of the Month for March 2006 |
| Daisy Hookum | Author of My Life as a Muggle, wife of Tilden Toots, J. K. Rowling's Wizard of the Month for June 2006 |
| Daisy Pennifold | Created a special Quaffle called the Pennifold Quaffle |
| Damocles | Inventor of the Wolfsbane Potion, uncle of Marcus Belby, awarded the Order of Merlin |
| Dangerous Dai Llewellyn | क्विडिच player for the Caerphilly Catapults. Has a ward named after him in St Mungo's |
| Daphne Greengrass | Slytherin student in Harry's year, older sister of Astoria Greengrass |
| Darren O'Hare | क्विडिच Keeper for the Kenmare Kestrals, captain of the Irish National Team, inventor of the Hawkshead Attacking Formation |
| Davy Gudgeon | Hogwarts student before Harry's time at school |
| Dean Thomas | Gryffindor student in Harry's year, डंबलडोरच्या सेनेची सदस्य, boyfriend of Ginny Weasley, Gryffindor क्विडिच Chaser |
| Dedalus Diggle | Member of the Order of the Phoenix |
| Demelza Robins | Gryffindor क्विडिच Chaser during Harry's sixth at Hogwarts |
| Demetrius J. Prod | Gave a testimonial on Kwikspell |
| Dempster Wiggleswade | Writer for the Daily Prophet |
| Dennis | Friend of Dudley Dursley |
| Dennis Bishop | Boy at the orphanage with Tom Marvolo Riddle. |
| Dennis Creevey | Muggle-born Gryffindor student three years below Harry, brother of Colin Creevey, डंबलडोरच्या सेनेची सदस्य |
| Derek | Hogwarts student two years under Harry |
| Derrick | Beater for the Slytherin क्विडिच team, three years above Harry |
| Derwent Shimpling | Comedian, ate an entire Venomous Tentacula and survived, J. K. Rowling's Wizard of the Month for January 2005 |
| Devlin Whitehorn | Founder of the Nimbus Racing Broom Company, revolutionised क्विडिच, J. K. Rowling's Wizard of the Month for November 2004 |
| Dexter Fortescue | Hogwarts Headmaster |
| Dilys Derwent | St Mungo's Healer and Headmistress of Hogwarts |
| Dimitrov | Chaser for the Bulgarian national क्विडिच team |
| Dirk Cresswell | Muggle-born Head of the Goblin Liaison Office |
| Dobby | House-elf belonging to the मॅल्फॉय family, set free by Harry in Chamber of Secrets killed by Bellatrix Lestrange in Deathly Hallows |
| Dolores Jane Umbridge | Senior Undersecretary to the Minister for Magic, Defence Against the Dark Arts professor, Hogwarts High Inquisitor, sent to Azkaban for crimes against Muggle-borns, claims relation to the pure-blood Selwyn family |
| Donaghan Tremlett | Muggle-born bassist for the Weird Sisters, J. K. Rowling's Wizard of the Month for July 2004 |
| Dorcas Meadowes | Member of the original Order of the Phoenix |
| Dorcas Wellbeloved | Founder of the Society for Distressed Witches |
| Doris Crockford | Meets Harry Potter in the Leaky Cauldron on the day Harry returns to the Wizarding world |
| Doris Purkiss | Claimed in The Quibbler that Sirius Black and Stubby Boardman were the same person |
| Dot | Muggle resident of Little Hangleton |
| Dragomir Gorgovitch | क्विडिच Chaser with the Chudley Cannons |
| Druella Rosier | See Druella Black |
| Dudley Dursley | Son of Vernon Dursley and Petunia Evans, first cousin of Harry Potter |
| Dugald McClivert | Head of the McClivert clan |
| Dunbar Oglethorpe | Chief of क्विडिच Union for the Administration and Betterment of the British League and its Endeavours (Q.U.A.B.B.L.E.) |
| Duncan Inglebee | Ravenclaw क्विडिच Beater during Harry's time at school |
| Dymphna Furmage | Witch who is terrified of pixies |
| Dzou Yen | Chinese alchemist |
| Eargit the Ugly | Goblin representative to the Wizard's Council in the fourteenth century |
| Eddie Carmichael | Ravenclaw student one year above Harry Potter |
| Edgar Bones | Member of the original Order of the Phoenix, brother of Amelia Susan Bones, uncle of Susan Bones |
| Edgar Clogg | Ghost who hangs around the Hogwarts क्विडिच pitch |
| Edgar Stroulger | Inventor of the Sneakoscope |
| Egbert the Egregious | Murdered Emeric the Evil to gain possession of the Elder Wand |
| Eileen Prince | See Eileen Snape |
| Eileen Snape (née Prince) | Pure-blood wife of Tobias Snape, mother of Severus Snape, captain of the Hogwarts Gobstones Club |
| Eldred Worple | Author of Blood Brothers: My Life Amongst the Vampires |
| Eleanor Branstone | Hufflepuff student who entered Hogwarts in Harry's fourth year. |
| Elfric the Eager | Responsible for an uprising |
| Elfrida Clagg | Chieftainess of the Warlock's Council, made the Golden Snidget a protected species, J. K. Rowling's Wizard of the Month for June 2005 |
| Elias Grimstone | Broommaker who created the Oakshaft 79 |
| Elladora Guffy | Neighbour of Ethelbart Mordaunt |
| Elladora Ketteridge | Discovered the use of gillyweed |
| Ellerby | Manufacturer of the 1940 Tinderblast broom |
| Ellie Cattermole | Daughter of Reg and Mary Cattermole |
| Elliot Smethwyk | Created the Cushioning Charm |
| Eloise Midgen | Hogwarts student during Harry's time at school, has an acne problem |
| Elphias Doge | Member of the original Order of the Phoenix, Special Advisor to the Wizengamot, long-time friend of Albus डंबलडोर |
| Elsie Prod | Widow of Demetrius Prod |
| Emeric Switch | Author of A Beginner's Guide to Transfiguration |
| Emeric the Evil | Possessor of the Elder Wand, killed by Egbert the Egregious |
| Emma Dobbs | Hogwarts student three years below Harry |
| Emmeline Vance | Member of the Order of the Phoenix, murdered by Death Eaters |
| Eric Munch | Watchwizard at the Ministry of Magic, arrests Sturgis Podmore |
| Erica Stainwright | Disgraced housekeeping guru, Wizard of the Month for August 2006 |
| Ernie Macmillan | Hufflepuff student in Harry's year, school prefect, डंबलडोरच्या सेनेची सदस्य |
| Ernie Prang | Driver of the Knight Bus |
| Ethelbard Mordaunt | Neighbour of Elladora Guffy |
| Ethelred the Ever-Ready | Wizard known for being easily offended |
| Eunice Murray | क्विडिच Seeker for the Montrose Magpies |
| Evan Rosier | Slytherin student, friend of Severus Snape while at Hogwarts, killed by Aurors |
| Everard | Headmaster of Hogwarts, a particularly famous wizard, whose portrait hangs in many institutions, including the Ministry of Magic |
| Fabius Watkins | Captain and Chaser of Montrose Magpies क्विडिच team, J. K. Rowling's Wizard of the Month for May 2006 |
| Fang | Boarhound belonging to Rubeus Hagrid |
| Faris “Spout Hole” Spavin | Minister for Magic |
| Fawkes | Phoenix belonging to Albus डंबलडोर |
| Felix Summerbee | Inventor of Cheering Charms, J. K. Rowling's Wizard of the Month for May 2004 and May 2005 |
| Fenrir Greyback | Werewolf, Death Eater, infected Remus Lupin, maimed Bill Weasley |
| Fergus | Cousin of Seamus Finnigan |
| Fifi LaFolle | Author of the Enchanted Encounters book series, J. K. Rowling's Wizard of the Month for October 2005 |
| Filius Flitwick | Part-Goblin Charms professor at Hogwarts and Head of Ravenclaw |
| Fingal the Fearless | Irish wizard who was an Aingingein champion |
| Firenze | Centaur, professor of Divination at Hogwarts |
| Flavius Belby | First wizard to write about the lethifold. |
| Fleur Delacour | Daughter of Apolline and M. Delacour (first name unknown), sister of Gabrielle Delacour, wife of Bill Weasley, mother of Victoire, डॉम्निक विजली and Louis Weasley, participated in the Triwizard Tournament representing Beauxbatons |
| Florean Fortescue | Owner of an ice cream parlor in Diagon Alley. Helped Harry Potter with his homework and gave him free ice cream. Victim of the Death Eaters. |
| Florence | Contemporary of Bertha Jorkins |
| Food Trolley Lady | Itinerant trader on the Hogwarts Express. |
| Frank Bryce | Muggle gardener for the Riddle family, murdered by Lord Voldemort. |
| Fridwulfa | Giant, mother of Rubeus Hagrid and Grawp |
| Fulbert the Fearful | Never left his house because of his cowardice, died when a Defensive Charm he cast caused his roof to collapse |
| Gabrielle Delacour | Daughter of Apolline and M. Delacour (first name unknown), sister of Fleur Delacour |
| Galatea Merrythought | Defence Against the Dark Arts professor at Hogwarts before Harry's time at school |
| Galvin Gudgeon | क्विडिच Seeker for the Chudley Cannons |
| Gaspard Shingleton | Inventor of the Self-Stirring Cauldron, J. K. Rowling's Wizard of the Month for September 2005 |
| Gawain Robards | Head of the Auror Office after Rufus Scrimgeour |
| Gellert Grindelwald | Dark Wizard, childhood friend of Albus डंबलडोर, nephew of Bathilda Bagshot, owner of the Elder Wand, student at Durmstrang |
| Geoffrey Hooper | Gryffindor student during Harry's time at Hogwarts |
| Gertie Keddle | Author of one of the earliest accounts of क्विडिच |
| Giant Squid | Unnamed squid living in the Black Lake |
| Gibbon | Death Eater, killed at Hogwarts in Half-Blood Prince |
| Gideon Crumb | Plays bagpipes for the Weird Sisters |
| Gideon Prewett | Brother of Molly Weasley and Fabian Prewett, member of the original Order of the Phoenix |
| Gifford Ollerton | Giant slayer, killed giant Hengist of Upper Barnton |
| Gilbert Wimple | Ministry official, Committee on Experimental Charms |
| Gilderoy Lockhart | Author, Defence Against the Dark Arts teacher, celebrity |
| Gladys Gudgeon | Fan of Gilderoy Lockhart, writes weekly fan mail |
| Glanmore Peakes | Slayer of the Sea Serpent of Cromer |
| Glenda Chittock | Presenter of Witching Hour on the Wizarding Wireless Network, J. K. Rowling's Wizard of the Month for October 2004 |
| Glenda Crook | Works for the Campaign for Greater Freedom for Wizards |
| Glover Hipworth | Inventor of the Pepperup Potion |
| Glynnis Griffiths | क्विडिच Seeker with the Holyhead Harpies |
| Godelot | Father of Hereward Godelot, owner of the Elder Wand |
| Godric Gryffindor | Co-founder of Hogwarts, J. K. Rowling’s Wizard of the Month for July 2007 |
| Golgomath | Giant, becomes Gurg after killing Karkus, allied with Death Eaters |
| Gondoline Oliphant | Studied trolls, killed by trolls. J. K. Rowling's Wizard of the Month for April 2005 |
| Goodwin Kneen | Author of one of the earliest accounts of क्विडिच, husband of Gunhilda Kneen |
| Gordon | Friend of Dudley Dursley |
| Gornuk | Goblin, killed by Death Eaters |
| Goyle Sr | Death Eater, father of Gregory Goyle |
| Graham Pritchard | Slytherin student three years under Harry |
| Grant Page | Ravenclaw क्विडिच Keeper during Harry's time at Hogwarts |
| Grawp | Giant, half-brother of Rubeus Hagrid, son of Fridwulfa |
| Great Aunt Muriel | Great aunt of the Weasley children |
| Gregorovitch | European wand maker, killed by Lord Voldemort |
| Gregory Goyle | Son of Goyle, Slytherin student in Harry's year, Slytherin क्विडिच Beater, member of the Inquisitorial Squad |
| Gregory the Smarmy | Inventor of Gregory's Unctuous Unction, has a statue in Hogwarts |
| Greta Catchlove | Author of Charm Your Own Cheese |
| Griphook | Goblin, works at Gringotts Bank |
| Griselda Marchbanks | Head of the Wizarding Examinations Authority, elder of the Wizengamot |
| Grogan Stump | Minister for Magic, J. K. Rowling's Wizard of the Month for April 2006 |
| Grugwyn Rufford | Member of the Welsh National Gobstones Team |
| Gubhilda Kneen | Wife of Goodwin Kneen, suffered from Dragon Pox |
| Gulliver Pokeby | Author of Why I Didn't Die When the Augurey Cried, expert on magical birds |
| Gunhilda of Gorsemoor | Developed a cure for Dragon Pox, has a statue in Hogwarts |
| Gunhilda of Gorsemoor | A one |
| Guthrie Lochrin | Early broomstick rider |
| Gwendolyn Morgan | Captain of the Holyhead Harpies क्विडिच team |
| Gwenog | Early female क्विडिच player |
| Gwenog Jones | Welsh Witch. Hogwarts student before Harry's time. Friend and disciple of Horace Slughorn. Captain and Beater for the Holyhead Harpies क्विडिच team (an all-woman team). J. K. Rowling's Wizard of the Month for June 2004. Hero and role model for Ginny Weasley, who keeps a poster of Gwenog in her room. |
| Hagrid Sr | Wizard father of Rubeus Hagrid |
| Hambledon Quince | Claims that wizards are from Mars, Muggles are from Mushrooms, J. K. Rowling's Wizard of the Month for September 2006 |
| Hamish MacFarland | Captain of the Montrose Magpies क्विडिच team, Head of the Department of Magical Games and Sports |
| Harold Dingle | Student at Hogwarts during Harry's time at school |
| Harold Skively | Suggested a holiday in honour of Merlin |
| Harper | Slytherin क्विडिच Chaser during Harry's time at school |
| Harvey Ridgebit | Dragonologist, first wizard to catch a Peruvian Vipertooth, established world's largest dragon sanctuary in Romania, J. K. Rowling's Wizard of the Month for January 2007 |
| Hassan Mostafa | Chairwizard of the International Association of क्विडिच , refereed the क्विडिच World Cup final between Bulgaria and Ireland |
| Havelock Sweeting | Unicorn expert |
| Heathcote Barbary | Guitarist for the Weird Sisters |
| Hector Dagworth Granger | Founder of the Most Extraordinary Society of Potioneers |
| Hector Dagworth-Granger | Founder of the Most Extraordinary Society of Potioneers |
| Hedwig | Mentioned in A History of Magic, the inspiration for Harry's owl's name |
| Hedwig | Owl belonging to Harry Potter, dies in The Deathly Hallows |
| Helena Ravenclaw/The Grey Lady | Daughter of Rowena Ravenclaw, Ravenclaw House ghost, killed by the Bloody Baron |
| Helga Hufflepuff | Co-founder of Hogwarts, ancestor of Hepzibah Smith, J. K. Rowling's Wizard of the Month for May 2007 |
| Heliotrope Willis | Leader of the Troll Rights Movement |
| Hengist of Upper Barnton | Giant, killed by Giffor Ollerton |
| Hengist of Woodcroft | Founder of Hogsmeade |
| Hepzibah Smith | Elderly, wealthy antique collector, descendant of Helga Hufflepuff, murdered and robbed by Tom Marvolo Riddle |
| Herbert Beery | Past Herbology teacher at Hogwarts, left to teach at the Wizarding Academy of Dramatic Arts |
| हर्बर्ट ब्रूक | Husband of Belvina Black, father of two sons and one daughter. |
| Herbert Chorley | Muggle Junior Minister who received a botched Imperius Curse that left him impersonating a duck and attacking innocent civilians |
| Hereward Godelot | Son of Godelot, killed his father for possession of the Elder Wand |
| Herman Wintringham | Lute player for the Weird Sisters |
| Hermione Jean Granger | Muggle-born Gryffindor student in Harry's year, डंबलडोरच्या सेनेची सदस्य, Gryffindor prefect, eventual wife of Ron Weasley and mother of Hugo and Rose Weasley |
| Herpo the Foul | Ancient Greek wizard, Parselmouth, creator of the Basilisk, and the first Horcrux |
| Hetty Bayliss | Muggle who witnessed Arthur Weasley's flying Ford Anglia. |
| Hippocrates Smethwyck | Healer-in-Charge on the Dai Llewellyn Ward at St Mungo's |
| Hokey | House-elf Belonging to Hepzibah Smith |
| Honoria Nutcombe | Founded the Society for the Reformation of Hags, J. K. Rowling's Wizard of the Month for August 2004 |
| Horace Slughorn | Potions professor at Hogwarts, Head of Slytherin House, taught Tom Marvolo Riddle, fights against the Death Eaters |
| Hornby | Brother of Olive Hornby, wedding haunted by Moaning Myrtle |
| Howland Coopey | Daily Prophet reader with Dragon Pox |
| Humphrey Belcher | Wizard who experimented with cheese cauldrons. |
| Idris Oakby | Founder of the Society for the Support of Squibs, J. K. Rowling's Wizard of the Month for October 2006 |
| Ignatia Wildsmith | Inventor of Floo Powder, J. K. Rowling's Wizard of the Month for December 2004 |
| Ignotus Peverell | Original owner of the Cloak of Invisibility, brother of Antioch and Cadmus Peverell, ancestor of the Potter family |
| Igor Karkaroff | Reformed Death Eater, Headmaster of Durmstrang; murdered by other Death Eaters. Formerly a friend of Severus Snape, but the two had a major falling out about how to react to the crisis. Tried unfairly to vote against Harry Potter in the Triwizard Tournament, but was overruled by the other judges. |
| Ingolfr the Iambic | Norwegian poet who wrote about क्विडिच |
| Inigo Imago | Author of The Dream Oracle |
| Irma Crabbe | See Irma Black |
| Irma Pince | Hogwarts librarian |
| J. Dorny | Hogwarts student during Harry's time at school |
| Jack Sloper | Gryffindor क्विडिच Beater during Harry's fifth year at school |
| Jeremy Stretton | Ravenclaw क्विडिच Chaser during Harry's time at Hogwarts |
| Jim McGuffin | Muggle weatherman |
| Jimmy Peakes | Gryffindor क्विडिच Beater three years below Harry |
| Jocunda Sykes | First person to fly a broomstick across the Atlantic, J. K. Rowling's Wizard of the Month for January 2006 |
| Joey Jenkins | क्विडिच Beater with the Chudley Canons, featured in the book Flying With the Canons |
| John Dawlish | Auror |
| Jordan Sr | Father of Lee Jordan, owed money by Ludo Bagman |
| Joscelind Wadcock | क्विडिच Chaser for Puddlemere United |
| Jugson | Death Eater |
| Justin Finch-Fletchley | Muggle-born Hufflepuff student in Harry's year, डंबलडोरच्या सेनेची सदस्य |
| Justus Pilliwickle | Head of the Department of Magical Law Enforcement |
| K. Bundy | Hogwarts student during Harry's time at school. |
| Karkus | Giant, friendly with the Order of the Phoenix, killed by Golgomath |
| Karl Broadmoore | Beater for the Falmouth Falcons क्विडिच team with his brother Kevin. |
| Katie Bell | Gryffindor student one year above Harry Potter; Chaser on the Gryffindor क्विडिच team. |
| Katie Wood | see Katie Bell |
| Kenneth Towler | Gryffindor student two years above Harry |
| Kennilworthy Whisp | Author of क्विडिच Through the Ages |
| Kevin | Toddler who uses his father's wand to blow up a slug at the क्विडिच World Cup |
| Kevin Broadmoore | Beater for the Falmouth Falcons क्विडिच team with his brother Karl. |
| Kevin Whitby | Hufflepuff student three years under Harry |
| Kingsley Shacklebolt | Auror, replaces Pius Thicknesse as Minister for Magic |
| Kirley Duke | Lead guitarist for the popular wizarding band The Weird Sisters. |
| Kirley Duke McCormack | Son of Catriona McCormack, brother of Meghan McCormack, guitarist for the Weird Sisters |
| Kreacher | House-elf belonging to the Black family, and later Harry Potter |
| Lachlan the Lanky | Has a statue in Hogwarts |
| Ladislaw Zamojski | Polish क्विडिच Chaser |
| Lancelot | Cousin of Great Aunt Muriel, Healer at St Mungo's |
| Laura Madley | Hufflepuff student three years below Harry |
| Laurendrous Ellison | disabled muggle ambassador at Gringots |
| Laurentia Fletwock | Breeder and racer of winged horses, J. K. Rowling's Wizard of the Month for December 2006 |
| Lavender Brown | Gryffindor student in Harry's year, डंबलडोरच्या सेनेची सदस्य, briefly dates Ron Weasley, attends the Yule Ball with Seamus Finnigan. |
| Laverne de Montmorency | Creator of various love potions |
| Leanne | Hogwarts student during Harry's time at school, friend of Katie Bell |
| Lee Jordan | Gryffindor student two years above Harry, Hogwarts क्विडिच commentator |
| Leonard Jewkes | Creator of the Silver Arrow racing broom |
| Leopoldina Smethwyk | First British witch to referee a क्विडिच match |
| Lestrange | Death Eater, attended Hogwarts with Tom Marvolo Riddle |
| Levski | Bulgarian क्विडिच Chaser |
| Libatius Borage | Author of Advanced Potion-Making. |
| Lily Evans | See Lily Potter |
| Lisa Turpin | Ravenclaw student in Harry's year |
| Lisette de Lapin | A French sorceress convicted of witchcraft in 1422 and possible animagus |
| Livius | Thought to have taken the Elder Wand from Loxias |
| Lorcan d'Eath | Part-vampire singer, J. K. Rowling's Wizard of the Month for November 2006 |
| Lorcan Scamander | Son of Rolf Scamander and Luna Lovegood, twin brother of Lysander Scamander |
| Lord Stoddard Withers | Magical creatures expert, breeder of flying horses |
| Lord Voldemort | See Tom Marvolo Riddle |
| Loxias | Possessor of the Elder Wand |
| लुक्रेटीया प्रीवेट | Daughter of Arcturus Black and मेलानीया मॅकमीलन, sister of Orion Black, wife of ईग्नॅटीयस प्रीवेट |
| Ludovic Bagman | क्विडिच Beater for the Wimbourne Wasps, Head of the Department of Games and Sports within the Ministry of Magic |
| Luna Lovegood | Ravenclaw student one year below Harry, daughter of Xenophilius Lovegood, डंबलडोरच्या सेनेची सदस्य, eventual wife of Newt Scamander's grandson Rolf, mother of twin sons Lorcan and Lysander Scamander |
| Luna Scamander | See Luna Lovegood |
| Lysander Scamander | Son of Rolf Scamander and Luna Lovegood, twin brother of Lorcan Scamander |
| MacBoon clan | Wizarding family from the Isle of Drear, killed the rival McClivert clan after being transfigured into quintapeds |
| Madam Edgecombe | Works in the Floo Network Office, mother of Marietta Edgecombe |
| Madam Malkin | Owner of Madam Malkin's Robes for All Occasions in Diagon Alley |
| Madam Marsh | Elderly passenger on the Knight Bus |
| Madam Puddifoot | Owner of a tea shop in Hogsmeade |
| Mafalda Hopkirk | Improper Use of Magic Office employee |
| Magenta Comstock | Experimental artist, J. K. Rowling's Wizard of the Month for April 2007 |
| Magnus “Dent-Head” Macdonald | Lead effort to reintroduce the game of Creaothceann |
| Magorian | Leader of the centaurs living in the Forbidden Forest |
| Maisie Cattermole | Daughter of Reg and Mary Cattermole |
| Malcolm | Friend of Dudley Dursley |
| Malcolm Baddock | Slytherin student who is in Hogwarts in Harry's fourth year |
| Malécrit | Playwright who wrote Hélas, Je me suis Transfiguré mes Pieds. The name means "badly written" and the title of the work means "Alas, I have transfigured my feet." |
| Mallory Twiddle | Complained about Gringotts using Sphinxes as guards in the Daily Prophet |
| Mandy Brocklehurst | Ravenclaw student in Harry's year |
| Marcus Belby | Ravenclaw student at Hogwarts a year above Harry Potter. |
| Marcus Flint | Slytherin क्विडिच Chaser and Captain, five years above Harry |
| Marietta Edgecombe | Ravenclaw student one year above Harry, traitor to Dumbledore's Army |
| Marius | Guard at Gringotts |
| Marjorie Dursley | Sister of Vernon Dursley |
| Mark Evans | Muggle boy who is bullied by Dudley Dursley; no relation to Lily and Petunia Evans |
| Marlene McKinnon | Member of the original Order of the Phoenix |
| Martha | Employee at Tom Marvolo Riddle's orphanage |
| Marvolo Gaunt | Father of Merope and Morfin Gaunt, grandfather of Tom Marvolo Riddle, descendant of Salazar Slytherin |
| Mary Cattermole | Wife of Reginald Cattermole |
| Mary Dorkins | Muggle news reporter |
| Mary Macdonald | Hogwarts student before Harry's time, attacked with Dark Magic by Mulciber |
| Matilda Dukelow | Holyhead Harpies fan |
| McClivert clan | Wizarding family from the Isle of Drear, killed by the rival MacBoon clan |
| Meghan McCormack | Daughter of Catriona McCormack, sister of Kirley Duke McCormack, क्विडिच Keeper for Puddlemere United |
| मेलानीया मॅकमीलन | See Melania Black |
| Melinda Bobbin | Hogwarts student during Harry's time at school, her family owns a chain of apothecaries |
| Merlin | Most famous wizard of all time, known even to Muggles, Charms specialist, member of the Court of King Arthur, established the Order of Merlin to help Muggles |
| Merope Gaunt | Daughter of Marvolo Gaunt, sister of Morfin Gaunt, wife of Tom Riddle, mother of Tom Marvolo Riddle |
| Merton Graves | Cello player of the Weird Sisters |
| Michael Corner | Ravenclaw student in Harry's year, डंबलडोरच्या सेनेची सदस्य, dates Ginny Weasley and Cho Chang |
| Miles Bletchley | Keeper on the Slytherin क्विडिच team during Harry's time at Hogwarts |
| Millicent Bagnold | Minister for Magic before Cornelius Fudge. |
| Millicent Bulstrode | Slytherin student in Harry's year, member of Umbridge's Inquisitorial Squad. |
| Minerva McGonagall | Hogwarts Transfiguration professor, Head of Gryffindor House, Headmistress, Deputy Headmistress under Albus डंबलडोर, member of the Order of the Phoenix, Animagus |
| Mirabella Plunkett | Fell in love with a merman, transfigured herself into a haddock |
| Miranda Goshawk | Author of the Standard Book of Spells series |
| Miriam Strout | Healer in the Janus Thickey Ward at St Mungo's |
| Mnemone Radford | Developed Memory Modifying Charms, first Obliviator, J. K. Rowling's Wizard of the Month for February 2007 |
| Moaning Myrtle | Ravenclaw student during Tom Marvolo Riddle's time at Hogwarts, killed by the Basilisk in a girl's bathroom, which she continued to haunt |
| Modesty Rabnott | Protested the use of the Golden Snidget in क्विडिच , namesake of the Modesty Rabnott Golden Snidget Preserve |
| Monsieur Delacour (first name unknown) | Husband of Apolline Delacour, father of Fleur and Gabrielle Delacour |
| Montague | Slytherin क्विडिच Chaser and captain, two years ahead of Harry |
| Montague Knightley | Wizard Chess champion |
| Montgomery sisters | Hogwarts students at the time Harry is at school, their brother is attacked by Fenrir Greyback and dies at St Mungo's |
| Moon | Hogwarts student in Harry's year |
| Mopsus | Ancient Greek soothsayer, son of Apollo and Manto, defeated Seer Calchas, namesake of the Mopsus Potion |
| Morag MacDougal | Hogwarts student sorted at the same time as Harry |
| Moran | Irish क्विडिच Chaser |
| Mordicus Egg | Author of The Philosophy of the Mundane: Why Muggles Prefer Not to Know |
| Morfin Gaunt | Son of Marvolo Gaunt, brother of Merope Gaunt, uncle of Lord Voldemort |
| Morgana | Dark Sorceress, half-sister of King Arthur, enemy of Merlin, Animagus, skilled Healer, queen of the island of Avalon |
| Mortlake | Ferret owner, raided by the Muggle Artefacts Office in Chamber of Secrets |
| Mosag | Wife of Aragog |
| Mr Bagman | Father of Ludovic and Otto Bagman, friend of Death Eater Augustus Rookwood |
| Mr Borgin | Proprietor of Borgin & Burkes in Knockturn Alley |
| Mr Creevey | Muggle milkman, father of Colin and Dennis Creevey |
| Mr Granger | Muggle dentist, father of Hermione Granger |
| Mr Krum | Father of Viktor Krum |
| Mr Mason | Muggle dinner guest of the Dursleys |
| Mr Ollivander | wandmaker, owner of Ollivander's |
| Mr Paws | Cat belonging to Arabella Figg |
| Mr Payne | Muggle campground manager at the क्विडिच World Cup |
| Mr Prentice | Muggle neighbour of the Dursleys |
| Mr Roberts | Muggle campground manager at the क्विडिच World Cup, he and his family are tortured by Death Eaters |
| Mr Thomas | Father of Dean Thomas, murdered by Death Eaters, never told his Muggle wife that he was a wizard |
| Mr Wood | Father of Oliver Wood |
| Mrs Cole | Matron of Tom Riddle's orphanage |
| Mrs Finnigan | Mother of Seamus Finnigan |
| Mrs Granger | Muggle dentist, mother of Hermione Granger |
| Mrs Krum | Mother of Viktor Krum |
| Mrs Lovegood | Wife of Xenophilius Lovegood and mother of Luna Lovegood |
| Mrs Mason | Muggle dinner guest of the Dursleys |
| Mrs Norris | Cat belonging to Argus Filch |
| Mrs Pettigrew | Mother of Peter Pettigrew, awarded the Order of Merlin |
| Mrs Polkiss | Mother of Piers Polkiss |
| Mrs Wood | Mother of Oliver Wood |
| Mrs Zabini | Mother of Blaise Zabini |
| Mulciber | Death Eater, Imperius Curse specialist |
| Mullet | Irish क्विडिच Chaser |
| Mundungus Fletcher | Member of the Order of the Phoenix |
| Mungo Bonham | Healer who founded St Mungo's Hospital for Magical Ailments and Injuries, Wizard of the Month on J. K. Rowling’s website for March 2005. |
| Musidora Barkwith | Composer noted for her work Wizarding Suite |
| Myron Wagtail | Lead singer of the Weird Sisters |
| Nagini | Snake belonging to Lord Voldemort, killed by Neville Longbottom in The Deathly Hallows |
| Natalie McDonald | Gryffindor student three years below Harry; Natalie McDonald was nine-year old Harry Potter fan who died of leukemia shortly after writing a fan letter to Rowling. Rowling created the character to honor McDonald, who is the only real person to appear in the series, apart from Nicolas Flamel. |
| Newton Artemis Fido “Newt” Scamander | Author of Fantastic Beasts and Where to Find Them, among other books, grandfather of Rolf Scamander |
| Nicolas Flamel | Husband of Perenelle Flamel, alchemist, the only known creator of the philosopher's stone. A fictionalised version of Nicolas Flamel, the mediaeval scrivener and alchemist. |
| Nobby Leach | Minister for Magic |
| Norbert/Norberta | Dragon belonging to Rubeus Hagrid |
| Norvel Twonk | Died saving a Muggle child from a manticore |
| Nott Sr | Widower Death Eater, father of Theodore Nott |
| Nugent Potts | क्विडिच referee |
| Nymphadora Tonks | Daughter of Ted Tonks and Andromeda Black, disowned by the Black family for being half-blood, Auror, metamorphmagus, wife of Remus Lupin, mother of Teddy Remus Lupin, killed by her aunt Bellatrix during the Battle of Hogwarts |
| Octavius Pepper | Reported missing by the Daily Prophet |
| Odo | Subject of a song sung by Rubeus Hagrid and Horace Slughorn in Half-Blood Prince |
| Ogg | Gamekeeper at Hogwarts while Molly Weasley was at school |
| Olaf | Norwegian wizard, cousin of Goodwin Kneen |
| Olive Hornby | Hogwarts student during the time of Lord Voldemort, teased Moaning Myrtle |
| Oliver Wood | Hogwarts student, Gryffindor क्विडिच Keeper and captain, Keeper for Puddlemere United.Marries Katie Bell. |
| Olympe Maxime | Half-giantess, Headmistress of Beauxbatons |
| Oona | Innkeeper, early क्विडिच supporter |
| Orla Quirke | Ravenclaw student three years below Harry |
| Orsino Thruston | Drummer for the Weird Sisters |
| Oswald Beamish | Goblin rights pioneer. |
| Otto Bagman | Brother of Ludovic Bagman |
| Owen Cauldwell | Hufflepuff student who entered Hogwarts during Harry's fourth year. |
| Padma Patil | Ravenclaw student in Harry's year, identical twin sister of Gryffindor student Parvati Patil, डंबलडोरच्या सेनेची सदस्य, attends the Yule Ball with Ron Weasley |
| Pansy Parkinson | Slytherin student in Harry's year, school prefect, member of the Inquisitorial Squad |
| Paracelsus | Has a bust in Hogwarts between the Gryffindor common room and the corridor leading to the owlery |
| Parvati Patil | Gryffindor student in Harry's year, identical twin sister of Ravenclaw student Padma Patil, डंबलडोरच्या सेनेची सदस्य, attends the Yule Ball with Harry Potter |
| Patricia Stimpson | Hogwarts student two years above Harry |
| PC Anderson | A Muggle police officer from the Harry Potter prequel. |
| Peeves | Hogwarts poltergeist |
| Penelope Clearwater | Ravenclaw prefect four years above Harry, girlfriend of पर्सी विजली |
| Perenelle Flamel | Wife of Nicolas Flamel |
| Perkins | Ministry of Magic employee and friend of Arthur Weasley |
| Perpetua Fancourt | Inventor of the Lunascope |
| Peter Pettigrew | Gryffindor student before Harry's time, Marauder, Animagus, Death Eater, traitor to the Order of the Phoenix, disguised himself as a pet rat belonging to first पर्सी विजली and later Ron Weasley. Murdered Cedric Diggory. |
| Petrova Porskoff | क्विडिच Chaser from Russia, creator of the Porskoff Ploy |
| Petunia Dursley (née Evans) | Sister of Lily Evans, aunt of Harry Potter, wife of Vernon Dursley, mother of Dudley Dursley |
| Petunia Evans | See Petunia Dursley |
| Philbert Deverill | Manager of Puddlemere United |
| Phyllida Spore | Author of One Thousand Magical Herbs and Fungi |
| Pierre Bonaccord | First Supreme Mugwump of the International Confederation of Wizards |
| Piers Polkiss | Friend of Dudley Dursley |
| Pigwidgeon | Scops Owl belonging to Ron Weasley |
| Pius Thicknesse | Minister for Magic while under the Imperius Curse |
| Po Quong | Magical creatures expert, studied Liondragons |
| Poliakoff | Durmstrang student at the same time as Viktor Krum, travelled to Hogwarts for the Triwizard Tournament |
| Pomona Sprout | Hogwarts Herbology professor, Head of Hufflepuff House |
| Poppy Pomfrey | Hogwarts school nurse |
| Porpentia Scamander | Wife of Newt Scamander |
| Professor Everard Proudfoot | Headmaster of Hogwarts |
| Professor Phoebus Penrose | Heads a committee for the Ministry of Magic that produces a report entitled A Study into Muggle Suspicions About Magic |
| Professor Tofty | Member of the Wizarding Examinations Authority |
| Proudfoot | Auror |
| Prudence | Sister of Modesty Rabnott |
| Ptolemy | Famous wizard, featured on a Chocolate Frog card |
| Queen Mave | Irish witch who taught young witches and wizards before the establishment of Hogwarts |
| Quentin Trimble | Author of The Dark Forces: A Guide to Self Protection |
| Quigley | Irish क्विडिच Beater |
| Quintius Umfraville | Author of The Noble Sport of Warlocks |
| Quirinus Quirrell | Death Eater, Muggle Studies and Defence Against the Dark Arts professor, possessed by Lord Voldemort in Philosopher's Stone |
| Rabastan Lestrange | Death Eater, brother of Rodolphus Lestrange |
| Radolphous Pittiman | Biographer of Uric the Oddball |
| Radulf | Blacksmith, early क्विडिच player |
| Ragmar Dorkins | Manager of the Chudley Cannons क्विडिच team |
| Ragnok | Goblin, works for Gringotts |
| Ragnuk the First | Goblin, creator of the Sword of Gryffindor (and its lawful owner, according to the Goblins) |
| Randolph Burrow | Ravenclaw क्विडिच Chaser during Harry's time at Hogwarts |
| Randolph Keitch | क्विडिच player with the Falmouth Falcons, with Basil Horton founded the Comet Trading Company and invented the Horton-Keitch Braking Charm |
| Reginald Cattermole | Employee of the Magical Maintenance Department for the Ministry of Magic. |
| Remus John Lupin | Gryffindor student before Harry's time, Marauder, werewolf, Professor of Defense Against the Dark Arts in Harry's third year, husband of Nymphadora Tonks and father of Teddy Remus Lupin |
| Ripper | Bulldog belonging to Marge Dursley |
| Rita Skeeter | Reporter for the Daily Prophet, author of The Life and Lies of Albus डंबलडोर, Animagus |
| Ritchie Coote | Beater on the Gryffindor क्विडिच team during Harry's sixth year |
| Roddy Pontner | Placed a bet with Ludo Bagman at the क्विडिच World Cup |
| Roderick Plumpton | क्विडिच Seeker for the England National Team and the Tutshill Tornados, originator of the Plumpton Pass, and holder of the fastest recorded catch of the Golden Snitch (three-and-a-half seconds, in 1921) |
| Rodolphus Lestrange | Death Eater, brother of Rabastan Lestrange, husband of Bellatrix Lestrange |
| Roger Davies | Ravenclaw student two years above Harry, क्विडिच Chaser and Captain, attended the Yule Ball with Fleur Delacour |
| Roland Kegg | President of the English Gobstones team |
| Rolanda Hooch | Hogwarts flying instructor, क्विडिच referee |
| Rolf Scamander | Wizarding naturalist, husband of Luna Lovegood, father of twin sons Lorcan and Lysander |
| Romilda Vane | Gryffindor student two years below Harry |
| Ronan | Centaur who lives in the Forbidden Forest |
| Rosalind Antigone Bungs | Name that Hermione Granger came across while searching for the identity of R.A.B. |
| Rose Zeller | Hufflepuff student four years under Harry |
| Rosier | Early Death Eater |
| Rowena Ravenclaw | Co-founder of Hogwarts, mother of Helena Ravenclaw |
| Royden Poke | Official from the Department for the Regulation and Control of Magical Creatures, involved in the Chipping Clodbury Riot |
| Rudolf Brand | Captain of the Heidelberg Harriers क्विडिच team. |
| Rufus Scrimgeour | Head of the Auror Office, replaces Cornelius Fudge as Minister for Magic |
| Rupert “Axebanger” Brookstanton | Name Hermione Granger came across while searching for the identity of R.A.B.. |
| S. Capper | Hogwarts student during Harry's time at school |
| S. Fawcett | Ravenclaw student in Harry's year |
| Sacharissa Tugwood | Inventor of Beautifying Potions, discovered uses of Bubotuber Pus |
| Salazar Slytherin | Co-founder of Hogwarts, Parselmouth, ancestor of the Gaunt family and Lord Voldemort, J. K. Rowling's Wizard of the Month for June 2007 |
| Sally-Anne Perks | Hogwarts student in Harry's year |
| Samson Wiblin | Duellist, defeated at the All-England Duelling Competition in 1430 by Alberta Toothill |
| Sanguini | Vampire, friend of Eldred Worple |
| Savage | Auror |
| Scabior | Snatcher who captures Harry Potter, Ron Weasley and Hermione Granger in Deathly Hallows |
| Seamus Finnigan | Irish Gryffindor student in Harry's year, डंबलडोरच्या सेनेची सदस्य, attends the Yule Ball with Lavender Brown |
| Selwyn | Death Eater |
| Septima Vector | Arithmancy professor at Hogwarts |
| Sergeant Fisher | A Muggle police officer from the Harry Potter prequel. |
| Severus Snape | Son of Tobias Snape and Eileen Prince, “Half-Blood Prince”, reformed Death Eater, member of the Order of the Phoenix, Potions and Defence Against the Dark Arts professor, Head of Slytherin House, Hogwarts Headmaster, killed in seventh book by Lord Voldemort |
| Silvanus Kettleburn | Care of Magical Creatures professor during Harry's first two years at Hogwarts |
| Sir Cadogan | Armoured knight occupying a painting in Hogwarts |
| Sir Nicholas de Mimsy-Porpington/Nearly Headless Nick | Gryffindor House ghost |
| Sir Patrick Delaney-Podmore | Bearded ghost who leads the Headless Hunt |
| Snowy | Cat belonging to Arabella Figg |
| Spudmore | Manufacturer of the 1940 Timberblast broom |
| Stamford Jorkins | Ministry of Magic spokesperson |
| Stan Shunpike | Conductor of the Knight Bus, Death Eater |
| Stebbins | Hufflepuff student during Harry's time at Hogwarts, caught by Snape with Fawcett during the Yule Ball |
| Stubby Boardman | Lead singer of the Hobgoblins |
| Sturgis Podmore | Member of the Order of the Phoenix, imprisoned in Azkaban |
| Summerby | Hufflepuff क्विडिच Seeker after Cedric Diggory |
| Summers | Hufflepuff student during Harry's time at Hogwarts |
| Susan Bones | Hufflepuff student in Harry's year, डंबलडोरच्या सेनेची सदस्य |
| Sybill Patricia Trelawney | Great-great granddaughter of Cassandra Trelawney, Hogwarts Divination professor |
| Tarquin McTavish | J. K. Rowling's Wizard of the Month for July 2006, imprisoned for crimes against Muggles |
| Ted | Muggle television newsreader |
| Ted Tonks | Muggle-born husband of Andromeda Black, father of Nymphadora Tonks, killed by Death Eaters |
| Teddy Remus Lupin | Son of Remus Lupin and Nymphadora Tonks, metamorphmagus. Godchild of Harry Potter, and good friend of the Potter family. |
| Tenebrus | Thestral belonging to Rubeus Hagrid |
| Terence Higgs | Slytherin क्विडिच Seeker during Harry's first year |
| Terry Boot | Ravenclaw student in Harry's year, डंबलडोरच्या सेनेची सदस्य. |
| Thaddeus Thurkell | Wizard who produced seven Squib sons and turned them all into hedgehogs in disgust |
| The Bloody Baron | Slytherin House ghost, suitor and killer of Helena Ravenclaw |
| The Fat Friar | Hufflepuff House ghost |
| The Fat Lady | Witch in the painting that conceals the entrance to the Gryffindor common room |
| The Great Humberto | Muggle television personality |
| The Mermaid | Occupies a painting in the prefect's bathroom at Hogwarts |
| Theodore Nott | Slytherin student in Harry's year, son of Death Eater Nott |
| Thorfinn Rowle | Death Eater |
| Tibbles | Cat belonging to Arabella Figg |
| Tiberius | Uncle of Cormac McLaggen, student of Horace Slughorn |
| Tiberius Ogden | Wizengamot elder, resigns after Dolores Umbridge is appointed Hogwarts High Inquisitor by Cornelius Fudge |
| Tilden Toots | Wizarding radio personality, husband of Daisy Hookum, J. K. Rowling's Wizard of the Month for March 2007 |
| Tilly Toke | Received the Order of Merlin First Class following the Ilfracombe Dragon Attack of 1932 |
| Timothy Blenkinsop | Puddlemere United supporter |
| Tobias Snape | Muggle father of Severus Snape, husband of pure-blood Eileen Prince |
| Tom | Innkeeper of the Leaky Cauldron |
| Tom Riddle Sr | Muggle husband of Merope Gaunt, father of Tom Marvolo Riddle |
| Travers | Death Eater who killed the McKinnon family |
| Trevor | Toad belonging to Neville Longbottom |
| Troy | Irish क्विडिच Chaser |
| Tufty | Cat belonging to Arabella Figg |
| Ug the Unreliable | Goblin con artist, behind the Demiguise Derby |
| Ugga | Early क्विडिच player |
| Urg the Unclean | Goblin leader during the rebellions of the eighteenth century |
| Uric the Oddball | Eccentric wizard, J. K. Rowling's Wizard of the Month for September 2004 |
| Urquhart | Slytherin क्विडिच captain during Harry's time at Hogwarts |
| Urquhart Rackharrow | Inventor of the Entrail-expelling Curse, his portrait hangs in St Mungo's |
| ऊर्सूला फ्लिंट | See Ursula Black |
| Vaisey | Slytherin क्विडिच Chaser |
| Valmai Morgan | क्विडिच Chaser for the Holyhead Harpies |
| Verity | Employee at Weasley's Wizard Wheezes |
| Vernon Dursley | Brother of Marge Dursley, husband of Petunia Evans, father of Dudley Dursley, uncle of Harry Potter |
| Veronica Smethley | Fan of Gilderoy Lockhart |
| Victoria Frobisher | Gryffindor student at the time Harry was at Hogwarts |
| Viktor Krum | Durmstrang student, Bulgarian क्विडिच Seeker, participated in the Triwizard Tournament, attended the Yule Ball with Hermione Granger |
| Vincent Crabbe | Slytherin student in Harry's year, son of Death Eater, Slytherin क्विडिच team Beater, member of the Inquisitorial Squad |
| Vindictus Viridian | Author of Curses and Counter-curses (Bewitch Your Friends and Befuddle Your Enemies with the Latest Revenges: Hair Loss, Jelly-Legs, Tongue-Tying and Much, Much More) |
| Violet | Inhabits a portrait in Hogwarts, friend of the Fat Lady |
| वायोलेट्टा बुलस्ट्रोड | See Violetta Black. |
| Vlad Drakul | Vampire who inspired Muggle author Bram Stoker to create his famous character Count Dracula. |
| Volkov | Bulgarian क्विडिच Beater |
| Vulchanov | Bulgarian क्विडिच Beater |
| Walden Macnair | Death Eater, executioner for the Ministry of Magic |
| Walter Parkin | Wizard whose four sons and three daughters comprised the original Wigtown Wanderers क्विडिच team |
| Warty Harris | Original owner of toads stolen by Mundungus Fletcher |
| Wendelin the Weird | Witch from the Middle Ages, enjoyed being burned at the stake so much that she allowed herself to be caught no fewer than forty-seven times in various disguises |
| Wilbert Slinkhard | Author of Defensive Magical Theory |
| Wilfred Elphick | First to be gored by an Erumpent |
| Wilfred the Wistful | Has a statue of Hogwarts |
| Wilhelm Wigworthy | Author of Home Life and Social Habits of British Muggles |
| Wilhelmina Grubbly-Plank | Substitute Care of Magical Creatures professor |
| Wilkes | Slytherin student, friend of Severus Snape, Death Eater, killed by Aurors |
| Wilkie Twycross | Apparition instructor from the Ministry of Magic |
| Will | Stole toads from Warty Harris, then had the toads stolen by Mundungus Fletcher |
| Williamson | Auror |
| Willy Widdershins | Set up regurgitating toilets in Order of the Phoenix, informs Dolores Umbridge of the meeting of Dumbledore's Army in the Hog's Head |
| Winkus Oddpick | Wrote an editorial for the Daily Prophet after the Chipping Clodbury Riot |
| Winky | House-elf belonging to the Crouch family, later works at Hogwarts |
| Xavier Rastrick | Wizard entertainer, vanished during a performance and was never seen again |
| Xenophilius Lovegood | Father of Luna Lovegood and editor of The Quibbler |
| Yardley Platt | Serial goblin-killer, J. K. Rowling's Wizard of the Month for February 2006 |
| Yaxley | Death Eater |
| Yvonne | Friend of Petunia Dursley |
| Z. Nettles | Witch who gives a testimonial on Kwikspell |
| Zacharias Mumps | Wrote an early account of क्विडिच |
| Zacharias Smith | Hufflepuff student during Harry's time at Hogwarts, Chaser on the Hufflepuff क्विडिच team, डंबलडोरच्या सेनेची सदस्य |
| Zograf | Bulgarian क्विडिच Keeper |
