| Anglais | Français |
| Abraxas Malefoy | Abraxas Malefoy |
| Aconite | Aconit |
| Adalbert Waffling | Adalbert Lasornette |
| Age Line | Limite d'Age |
| Ageing Potion | Vieillissement |
| Aguamenti | Aguamenti |
| Alagrante Curse | Flagrance (Maléfice de) |
| Alastor Moody | Alastor Maugrey |
| Albert Runcorn | Albert Runcorn |
| Albus Potter | Albus Potter |
| Alderton, Arkie | Alderton, Arkie |
| Alecto Carrow | Alecto Carrow |
| Ambrosius Flume | Ambrosius Flume |
| Amortentia | Amortentia |
| Amy Benson | Amy Benson |
| Amycus Carrow | Amycus Carrow |
| Anapneo | Anapneo |
| Antioch Peverell | Antioche Peverell |
| Apolline Delacour | Apolline Delacour |
| Apollyon Pringle | Apollon Picott |
| Apothecary | Apothicaire |
| Arcus | Arcus |
| Argus Filch | Argus Rusard |
| Ariana Dumbledore | Ariana Dumbledore |
| Arithmancy | Arithmancie |
| Arkie Alderton | Arkie Alderton |
| Arkie Philpott | Arkie Philpott |
| Armadillo bile | Bile de Tatou |
| Arnold | Arnold |
| Arnold Peasegood | Arnold Bondupois |
| Arsenius Jigger | Arsenius Beaulitron |
| Aubrey, Bertram | Aubrey, Bertram |
| Augury | Augure |
| Babbling Beverage | Babillage |
| Back-firing Jinx | Retour de flamme, Maléfice de |
| Ballycastle Bats | Chauves-Souris de Fichucastel |
| Banishing Charm | Expulsion |
| Barnabas Cuffe | Barnabas Cuffe |
| Barnabas Deverill | Barnabas Deverill |
| Barnabas the Barmy | Barnabas le Follet |
| Barny Weasley | Barny Weasley |
| Barty Crouch | Barty Croupton |
| Baruffio's Brain Elixir | Elixir Cérébral de Baruffio |
| Basilisk | Basilic |
| Bat-Bogey hex | Chauve-furie |
| Bathilda Bagshot | Bathilda Tourdesac |
| Beater | Batteur |
| Beatles | Scarabées |
| Beatles eyes | Yeux de Scarabées |
| Beedle the Bard, Tales of | Beedle le Barde, Contes de |
| Befuddlement Draught | Embrouille |
| Belby, Damocles | Belby, Damocles |
| Belby, Marcus | Belby, Marcus |
| Belcher, Humphrey | Belcher, Humphrey |
| Benson, Amy | Benson, Amy |
| Bernie Pillsworth | Bernie Pillsworth |
| Bertie Botts | Bertie Crochue |
| Bertie Botts Every Flavour Beans | Dragées Surprises de Bertie Crochue |
| Bertie Higgs | Bertie Higgs |
| Bertram Aubrey | Bertram Aubrey |
| Betty Braithwaite | Betty Braithwaite |
| Bicorn horn | Corne de bicorne |
| Billy Stubbs | Billy Stubbs |
| Bishop, Dennis | Bishop, Dennis |
| Blast-Ended Skrewt | Scroutt à pétard |
| Blibbering Humdinger | Enormus à babille |
| Blood Blisterpod | Sanguinole |
| Blood-Replenishing Potion | Régénération Sanguine |
| Bloody Baron | Baron Sanglant |
| Bludger | Cognard |
| Bluebottle | Bombe bleue |
| Bob Ogden | Bob Ogden |
| Bobbin, Melinda | Bobbin, Melinda |
| Bodrod the Bearded | Borbog le Barbu |
| Boggart | Epouvantard |
| Bogrod | Bogrod |
| Boomslang | Serpent d'arbre du Cap |
| Borage, Libatius | Borage, Libatius |
| Borgin | Barjow |
| Boris the Bewildered | Boris le Hagard |
| Bowtruckle | Botruc |
| Boy Who Lived, the | Survivant, le |
| Braithwaite, Betty | Braithwaite, Betty |
| Brockdale Bridge | Brockdale, Pont de |
| Broderick Bode | Broderick Moroz |
| Brooktanton, Rupert Axebanger | Brookstanton, Rupert 'A la Hache' |
| Brooms | Balais |
| Bubble-Head Charm | Têtenbulle |
| Bubotuber | Bubobulb |
| Buckbeak | Buck |
| Budleigh Babberton | Budly Babberton |
| Bulbonox | Bulbonox |
| Bungs, Rosalind Antigone | Bungs, Rosalind Antigone |
| Bungy | Perry |
| Burbage, Charity | Burbage, Charity |
| Burke, Caractacus | Beurk, Caractacus |
| Burrow, the | Terrier, le |
| Butterbeer | Bièraubeurre |
| Cadmus Peverell | Cadmus Peverell |
| Cadwallader | Cadwallader |
| Calming Draught | Calmant, Philtre |
| Canary Cream | Crème Canari |
| Caractacus Burke | Caractacus Beurk |
| Care to Magical Creatures | Soins aux Créatures Magiques |
| Carrow, Alecto | Carrow, Alecto |
| Carrow, Amycus | Carrow, Amycus |
| Caterwauling Charms | Cridurut (Charme de) |
| Cattermole, Mary | Cattermole, Mary |
| Cattermole, Reginald | Cattermole, Reginald |
| Cauldron Cakes | Fondants du Chaudron |
| Cauldrons | Chaudrons |
| Cave Inimicum | Cave Inimicum |
| Cecilia | Cecilia |
| Celestina Warbeck | Célestine Moldubec |
| Chamber of Secrets | Chambre des Secrets |
| Charing Cross Road | Charing Cross Road |
| Charity Burbage | Charity Burbage |
| Charms | Enchantements |
| Chaser | Poursuiveur |
| Cheering Charm | Allégresse |
| Cheering Charms | Réjouissance |
| Chimaera | Chimère |
| Chinese Fireball | Boutefeu Chinois |
| Chocolate Frogs | Chocogrenouilles |
| Chorley, Herbert | Chorley, Herbert |
| Chudley Canons | Canons de Chudley |
| Ciceron Harkiss | Ciceron Harkiss |
| Clankers | Tintamars |
| Cleansweep | Astiqueur |
| Cleansweep | Brossdur |
| Cockatrice | Cocatris |
| Cole, Mrs | Cole, Mrs |
| Colin Creevey | Colin Crivey |
| Colloportus | Collaporta |
| Colour Change Charm | Couleur, Changement de |
| Come and Go Room | Pièce Va-et-vient |
| Comet | Comète |
| Common Rooms | Salles Communes |
| Common Welsh Green | Vert Gallois |
| Comstock, Magenta | Comstock, Magenta |
| Confringo | Confringo |
| Confusing Draught | Confusion |
| Conjunctivitis Curse | Conjonctivite |
| Conjuring Spell | Apparition |
| Coote, Ritchie | Coote, Ritchie |
| Cormac McLaggen | Cormac McLaggen |
| Cresswell, Dirk | Cresswell, Dirk |
| Croaker | Funestar |
| Crookshanks | Pattenrond |
| Crucio | Doloris |
| Crumple-Horned Snorkack | Ronflak Cornu |
| Crup | Croup |
| Cuffe, Barnabas | Cuffe, Barnabas |
| Cuthbert Mockridge | Cubert Faussecreth |
| Dagworth-Granger, Hector | Dagworth-Granger, Hector |
| Daily Prophet | Gazette du Sorcier |
| Daisy Hookum | Daisy Hookum |
| Damocles Belby | Damocles Belby |
| Dark Lord | Maître des Ténèbres |
| Dark Lord | Seigneur des Ténèbres |
| Dark Mark | Marque des Ténèbres |
| Davy Gudgeon | Dave Goujon |
| Death-eater | Mangemort |
| Deathly Hallows | Reliques de la Mort |
| Defense Against the Dark Arts (DADA) | Défense contre les Forces du Mal |
| Defodio | Defodio |
| Delacour, Apolline | Delacour, Apolline |
| Deletrius | Destructum |
| Demelza Robins | Demelza Robins |
| Dementor | Détraqueur |
| Dementor's Kiss | Baiser du Détraqueur |
| Dennis Bishop | Dennis Bishop |
| Dennis Creevey | Dennis Crivey |
| Densaugeo | Dentes Augmento |
| Departement of Mysteries | Département des Mystères |
| Deprimo | Deprimo |
| Dervish & Banges | Derviche & Bang |
| Descendo | Descendo |
| Despard, Dragomir | Despard, Dragomir |
| Devil's Snare | Filet du diable |
| Devlin Whitehorn | Devlin Corneblanche |
| Diagon Alley | Chemin de Traverse |
| Diary | Journal intime |
| Dillonsby, Ivor | Dillonsby, Ivor |
| Dirk Cresswell | Dirk Cresswell |
| Disillusionment | Désillusion |
| Dittany | Dictame |
| Dobbin | Percheron |
| Dolores Umbridge | Dolores Ombrage |
| Dorcas Wellbeloved | Dorcas Meadowes |
| Dr Ubbly's Oblivious Unction | Onguent d'amnésie du Dr Oubbly |
| Draco Malfoy | Drago Malefoy |
| Dragomir Despard | Dragomir Despard |
| Dragomir Gorgovitch | Dragomir Gorgovitch |
| Dragon blood | Sang de dragon |
| Dragon Heartstring | Ventricule de coeur de Dragon |
| Dragon leather | Cuir de Dragon |
| Draught of Peace | Philtre de Paix |
| Draught of the Living Death | Goutte du Mort Vivant |
| Drooble's Best Blowing Gum | Ballongommes du Bullard |
| Drought Charm | Secheresse |
| Duelling Club | Club de Duel |
| Dumbledore's Army | Armée de Dumbledore |
| Dumbledore, Ariana | Dumbledore, Ariana |
| Dumbledore, Kendra | Dumbledore, Kendra |
| Dumbledore, Percival | Dumbledore, Perceval |
| Dungbomb | Bombabouse |
| Duro | Duro |
| Eath, Lorcan d' | Eath, Lorcan d' |
| Egbert the Egregious | Egbert le Magnifique |
| Eileen Prince | Eileen Prince |
| Elder Wand | Sureau (Baguette de) |
| Eldred Worple | Eldred Worpel |
| Elfric the Eager | Elfric l'Insatiable |
| Elixir to Induce Euphoria | Elixir d'Euphorie |
| Emeric Switch | Emeric G. Changé |
| Emeric the Evil | Emeric le Hargneux |
| Emeric the Evil | Emeric le Mauvais |
| Engorgement Spell | Gavage |
| Engorgio | Amplificatum |
| Enid Smeek | Enid Smeek |
| Enlargement Charm | Agrandissement |
| Ennervate | Enervatum |
| Entrail-expelling Curse | Videntrailles |
| Episkey | Episkey |
| Eric Whalley | Eric Whalley |
| Erica Stainwright | Erica Stainwright |
| Ernie Prang | Ernie Danlmur |
| Essence of belladonna | Essence de belladone |
| Ethelred the Ever-Ready | Ethelred Toujourprêt |
| Everlasting Elixirs | Elixirs Eternels |
| Extendable Ear | Oreille à rallonge |
| Extinguishing Spell | Extinction |
| Fabius Watkins | Fabius Watkins |
| Fainting Fancy | Petits-fours Tourndeloeil |
| Fang | Crockdur |
| Fanged Frisbee | Frisbee à dents de serpent |
| Fanged Geranium | Géranium Dentu |
| Fat Friar, the | Moine Gras, le |
| Fat Lady | Grosse Dame |
| Fawkes | Fumseck |
| Felix Felicis | Felix Felicis |
| Felix Summerbee | Félix Labeille |
| Fenrir Greyback | Fenrir Greyback |
| Fergus | Fergus |
| Fever Fudge | Berlingot de Fièvre |
| Fidelius Charm | Fidelitas |
| Fienfyre | Feudeymon |
| Fifi LaFolle | Fifi LaFolle |
| Fire Crab | Crabe de feu |
| Firebolt | Eclair de feu |
| Flagrate | Flambios |
| Flame-Freezing Charm | Gèle-Flamme |
| Fletwock, Laurentia | Fletwock, Laurentia |
| Flitterbloom | Voltiflor |
| Flobberworm | Veracrasse |
| Floo Powder | Poudre de cheminette |
| Florean Fortescue | Florian Fortarôme |
| Flourish & Blotts | Fleury et Bott |
| Fluffy | Touffu |
| Flume, Ambrosius | Flume, Ambrosius |
| Flutterby Bushes | Pipaillon (Plantes à) |
| Fluxweed | Sisymbre |
| Flying Car | Voiture volante |
| Flying Motorcycle | Moto Volante |
| Foe-Glass | Glace à l'Ennemi |
| Forbidden Forest | Forêt Interdite |
| Four-point spell | Quatre-points |
| Freezing Charm | Blocage |
| Fridwulfa | Fridluva |
| Frogs | Grenouilles |
| Fubster, Colonel | Courtepatt, Colonel |
| Fulbert the Fearful | Fulbert Latrouille |
| Galatea Merrythought | Galatea Têtenjoy |
| Galleons | Gallions |
| Gambol & Japes | Pirouette & Badin |
| Gamekeeper and Keeper of the Keys | Gardien des Clés et des Lieux |
| Gamp's Law of Elemental Transfiguration | Lois de Gamp sur la métamorphose élémentaire |
| Garotting Gas | Gaz Etrangleur |
| Gaunt, Marvolo | Gaunt, Elvis Marvolo |
| Gaunt, Merope | Gaunt, Merope |
| Gaunt, Morfin | Gaunt, Morfin |
| Gawain Robards | Gawain Robards |
| Geminio | Gemino |
| Ghosts | Fantômes |
| Ghoul | Goule |
| Giant | Géant |
| Gibbon | Gibbon |
| Gideon Crumb | Gédéon Miette |
| Gilbert Wimple | Gilbert Fripemine |
| Gillyweed | Branchiflore |
| Ginger roots | Racines de gingembre |
| Gladrags Wizardwear | Gaichiffon |
| Gladys Gudgeon | Gladys Gourdenièze |
| Glisseo | Glisseo |
| Gnarled Snargaluff Stump | Snargalouf |
| Gobbledegook | Gobelbabil |
| Gobelet of Fire | Coupe de Feu |
| Gobstones | Bavboules |
| Godelot | Godelot |
| Godric Gryffindor | Godric Gryffondor |
| Golden Snitch | Vif d'or |
| Goose Feather, Quill | Plumes d'oies |
| Gorgovitch, Dragomir | Gorgovitch, Dragomir |
| Gornuk | Gornuk |
| Grades | Notes |
| Grawp | Graup |
| Great Hall | Grande Salle |
| Gregory the Smarmy | Gregory le Hautain |
| Greta Catchlove | Greta Grandamour |
| Grey Lady, the | Dame Grise, la |
| Greyback, Fenrir | Greyback, Fenrir |
| Grim | Sinistros |
| Grimmauld Place, 12 | Square Grimmaurd, 12 |
| Grindylow | Strangulot |
| Griphook | Gripsec |
| Griselda Marchbanks | Griselda Marchebank |
| Growth Charm | Croissance |
| Gryffindor | Gryffondor |
| Gryffindor Sword | Epée de Gryffondor |
| Gubraithian fire | Feu de Sempremais |
| Gulping Plimpies | Boullus Goulus |
| Gurdyroot | Ravegourde |
| Hair Loss | Crâne Chauve |
| Hair Thickening Charm | Cheveux Drus |
| Hair-Raising Potion | Hérisser les Cheveux |
| Half-Blood Prince | Prince de Sang-Mêlé |
| Hambledon Quince | Hambledon Quince |
| Hand of Glory | Main de la Gloire |
| Hanged Man, the | Pendu, le |
| Harkiss, Ciceron | Harkiss, Ciceron |
| Harper | Harper |
| Harry Potter | Harry Potter |
| Harvey Ridgebit | Harvey Ridgebit |
| Hawkshead Attacking Formation | Attaque en faucon |
| Head Boys/Girls | Préfêts en Chef |
| Headless Hat | Chapeau-sans-tête |
| Healer | Guérisseur |
| Hebridean Black | Noir des Hébrides |
| Hector Dagworth-Granger | Hector Dagworth-Granger |
| Hedwig | Hedwige |
| Helena Ravenclaw | Helena Serdaigle |
| Helga Hufflepuff | Helga Poufsouffle |
| Heliopath | Héliopathe |
| Hellebore | Ellébore |
| Hengist of Upper Barnton | Hengist de Barnton |
| Hepzibah Smith | Hepzibah Smith |
| Herbert Chorley | Herbert Chorley |
| Herbology | Botanique |
| Hereward | Hereward |
| Hermione Granger | Hermione Granger |
| Herpo the Foul | Herpo Pourri |
| Hiccoughing Solution | Hoqueteuse, Décoction |
| Higgs, Bertie | Higgs, Bertie |
| High Inquisitor | Grand Inquisiteur |
| High Table | Grande Table |
| Hinkypunk | Pitiponk |
| History of Magic | Histoire de la Magie |
| Hobgobelins | Croque-Mitaines (groupe) |
| Hog's Head | Tête de Sanglier |
| Hogsmeade | Pré-au-Lard |
| Hogwarts | Ecole de Poudlard |
| Hogwarts Express | Poudlard Express |
| Hokey | Hokey |
| Homenum Revelio | Hominum Revelio |
| Homorphus Charm | Homomorphus |
| Hooch | Bibine, Madame |
| Hookum, Daisy | Hookum, Daisy |
| Horace Slughorn | Horace Slughorn |
| Horcrux | Horcrux |
| House Cup | Coupe des 4 Maisons |
| House Elf | Elfe de maison |
| Houses | Maisons |
| Howler | Beuglante |
| Hufflepuff | Poufsouffle |
| Hugo Weasley | Hugo Weasley |
| Humphrey Belcher | Humphrey Belcher |
| Hungarian Horntail | Magyar à Pointes |
| Hurling Hex | Catapultage |
| Idris Oakby | Idris Oakby |
| Ignotus Peverell | Ignotus Peverell |
| Imperius Curse | Imperium |
| Imperturbable Charm | Impassabilité |
| Impervius | Impervius |
| Inferius | Inferius |
| Infusion of wormwood | Infusion d'armoise |
| Inquisitorial Squad | Brigade Inquisitoriale |
| Intruder Charm | Intrusion |
| Invigoration Draught | Revigorant, Philtre |
| Invisibility | Invisibilité |
| Invisibility cloak | Cape d'invisibilité |
| Ivor Dillonsby | Ivor Dillonsby |
| James Potter II | James Potter II |
| Jelly-Legs Curse | Jambencoton |
| Jimmy Peaks | Jimmy Peakes |
| Keeper | Gardien |
| Kendra Dumbledore | Kendra Dumbledore |
| Kenmare Kestrels | Crécerelles de Kenmare |
| Kettleburn | Brûlopot |
| Knarl | Noueux |
| Knarl quill | Piquant du Noueux |
| Kneazle | Fléreur |
| Knight Bus | Magicobus |
| Knockturn Alley | Allée des Embrumes |
| Knotgrass | Polygonum |
| Knuts | Noises |
| Kreacher | Kreattur |
| Kwikspell | Vitmagic |
| Lacewing Flies | Chrysopes |
| Lachlan the Lanky | Lachelan le Maigre |
| LaFolle, Fifi | LaFolle, Fifi |
| Lake Windermere | Lac Windermere |
| Langlock | Bloclang |
| Laurentia Fletwock | Laurentia Fletwock |
| Lavender Brown | Lavande Brown |
| Leaky Cauldron | Chaudron Baveur |
| Leanne | Leanne |
| Leeches | Sangsues |
| Legilimency | Legilimancie |
| Leopoldina Smethwyck | Léopoldine Smethwyck |
| Leprechaun | Farfadet |
| Levicorpus | Levicorpus |
| Libatius Borage | Libatius Borage |
| Liberacorpus | Liberacorpus |
| Lily Potter II | Lily Potter II |
| Liquorice Wands | Baguettes Magiques à la Réglisse |
| Livius | Livius |
| Longbottom | Londubat, famille |
| Lorcan d'Eath | Lorcan d'Eath |
| Loser's Lurgy | Perdantinite |
| Lovage | Livèche |
| Lovegood, Xenophilius | Lovegood, Xenophilius |
| Loxias | Loxias |
| Lucius Malfoy | Lucius Malefoy |
| Ludo Bagman | Ludo Verpey |
| Lupin, Teddy | Lupin, Teddy |
| Macdonald, Mary | Macdonald, Mary |
| Mad Eye Moody | Maugrey Fol Oeil |
| Magenta Comstock | Magenta Comstock |
| Magic Carpet | Tapis Volant |
| Magical Maintenance | Maintenance Magique |
| Magical Mess Remover | Nettoie-Tout magique |
| Malfoy | Malefoy, famille |
| Malfoy, Abraxas | Malefoy, Abraxas |
| Malfoy, Scorpius | Malefoy, Scorpius |
| Malkins, Madam | Guipure, Madame |
| Mandrake | Mandragore |
| Marauder's Map | Carte du Maraudeur |
| Marcus Belby | Marcus Belby |
| Marsh | Dumaray |
| Martha | Martha |
| Martin Miggs, the Mad Muggle | Martin Miggs, le Moldu Fou |
| Marvolo Gaunt | Elvis Marvolo Gaunt |
| Mary Cattermole | Mary Cattermole |
| Mary Macdonald | Mary Macdonald |
| McLaggen, Cormac | McLaggen, Cormac |
| McLaggen, Tiberius | McLaggen, Tiberius |
| McTavish, Tarquin | McTavish, Tarquin |
| Mediwizard | Médicomage |
| Melinda Bobbin | Melinda Bobbin |
| Merope Gaunt | Merope Gaunt |
| Merrythought, Galatea | Têtenjoy, Galatea |
| Merwyn the Malicious | Merwyn le Malicieux |
| Metamorph Medals | Médaille Métamorphe |
| Metamorphmagus | Métamorphomage |
| Meteolojinx Recanto | Meteorribilis Recanto |
| Millamant's Magic Marquees | Millamant, Chapiteaux magiques |
| Ministry of Magic | Ministère de la Magie |
| Miranda Goshawk | Miranda Fauconnette |
| Mirror of Erised | Miroir du Riséd |
| Mnemone Radford | Mnemone Radford |
| Moaning Myrtle | Mimi Geignarde |
| Mokeskin Purse | Moke, Peau de |
| Monica Wilkins | Monica Wilkins |
| Monkshood | Napel |
| Montague Knightly | Montague Knightley |
| Montgomery | Montgomery |
| Moonstone | Pierre de lune |
| Moony | Lunard |
| Morfin Gaunt | Morfin Gaunt |
| Morgane Le Fay | Morgane |
| Mould-on-the-Wold | Terre-en-Lande |
| Mountain Troll | Troll des montagnes |
| Mr. Paws | Mistigri |
| Mrs Norris | Miss Teigne |
| Mudblood | Sang-de-Bourbe |
| Muffliato | Assurdiato |
| Muggle study | Etude des Moldus |
| Muggle-Born Registration Commission | Commission d'enregistrement des nés-Moldus |
| Muggle-repelling Charm | Repousse-moldu |
| Muggles | Moldus |
| Mundungus Fletcher | Mondingus Fletcher |
| Mungo Bonham | Mangouste Bonham |
| Muriel | Muriel |
| Narcissa Black Malfoy | Narcissa Black Malefoy |
| Nargle | Nargole |
| Nearly Headless Nick | Nick Quasi-Sans-Tête |
| Nettles | Orties |
| Neville Longbottom | Neville Londubat |
| NEWT | ASPIC |
| Newt Scamander | Norbert Dragonneau |
| Niffler | Niffleur |
| Nogtail | Licheur |
| Non-verbal Charms | Informulé, Sort |
| Norwegian Ridgeback | Norvégien à crête |
| Nosebleed Nougat | Nougat Néansang |
| Nurmengard | Nurmengard |
| Oakby, Idris | Oakby, Idris |
| Obliviate spell | Amnésie |
| Obliviator | Oubliator |
| Occlumency | Occlumancie |
| Octavius Pepper | Octavius Pepper |
| Odo | Odo |
| Ogden, Bob | Ogden, Bob |
| Oliver Wood | Olivier Dubois |
| Omnioculars | Multiplettes |
| Oppugno | Oppugno |
| Order of Merlin | Ordre de Merlin |
| Order of the Phoenix | Ordre du Phénix |
| Ottery St Catchpole | Loutry Ste Chaspoule |
| Otto Bagman | Otto Verpey |
| OWL | BUSE |
| Owl treats | Miamhibou |
| Owls | Hiboux |
| Pack | Failamalle |
| Padfoot | Patmol |
| Paracelsus | Paracelse |
| Parselmouth | Fourchelangue |
| Partial Vanishment | Disparition Partielle |
| Peaks, Jimmy | Peakes, Jimmy |
| Penelope Clearwater | Pénélope Deauclaire |
| Pensieve | Pensine |
| Pepper, Octavius | Pepper, Octavius |
| Pepperup Potion | Pimentine |
| Percival Dumbledore | Perceval Dumbledore |
| Permanent Sticking Charm | Glu Perpétuelle |
| Peter Pettigrew | Peter Pettigrow |
| Peverell | Peverell |
| Peverell, Antioch | Peverell, Antioche |
| Peverell, Cadmus | Peverell, Cadmus |
| Peverell, Ignotus | Peverell, Ignotus |
| Philosopher's Stone | Pierre Philosophale |
| Philpott, Arkie | Philpott, Arkie |
| Phoenix | Phénix |
| Phoenix feather | Plume de Phénix |
| Phyllida Spore | Phyllida Augirolle |
| Pig | Coq |
| Pigmy Puff | Boursouflet |
| Pigwidgeon | Coquecigrue |
| Pillsworth, Bernie | Pillsworth, Bernie |
| Pius Thicknesse | Pius Thicknesse |
| Pixie | Lutin de Cornouaille |
| Platform 9 3/4 | Voie 9 3/4 |
| Polyjuice | Polynectar |
| Poppy Pomfrey | Poppy Pomfresh |
| Porcupine Quills | Epines de Porc-Epic |
| Porskoff Ploy | Feinte de Porskoff |
| Portable Swamp | Marécage Portable |
| Portkey | Portoloin |
| Potter, Albus | Potter, Albus |
| Potter, James II | Potter, James II |
| Potter, Lily II | Potter, Lily II |
| Potterwatch | Potterveille |
| Prefects | Préfêts |
| Pride of Portree | Orgueil de Portrée |
| Prince, Eileen | Prince, Eileen |
| Prongs | Cornedrue |
| Prophecy | Prophétie |
| Protean Charm | Protéiforme |
| Protego Horribilis | Protego Horribilis |
| Protego Totalum | Protego Totalum |
| Proudfoot | Fiertalon |
| Puddifoot, Madam | Pieddodu, Madame |
| Puddlemere | Flaquemare |
| Puffskein | Boursouf |
| Puking Pastille | Pastille de Gerbe |
| Pumpkin Juice | Jus de Citrouille |
| Pumpkin Pasty | Patacitrouilles |
| Put-outer | Eteignoir |
| Quaffle | Souafle |
| Queen Maeve | Reine Maëva |
| Quentin Trimble | Quentin Jentremble |
| Quibbler, the | Chicaneur, le |
| Quick Quotes Quill | Plume à Papote |
| Quidditch through the ages | Quidditch à Travers les Ages |
| Quidditch World Cup | Coupe du Monde de Quidditch |
| Quietus | Sourdinam |
| Quince, Hambledon | Quince, Hambledon |
| R.A.B. | R.A.B. |
| Radford, Mnemone | Radford, Mnemone |
| Ragnuk the First | Ragnuk Premier |
| Rapier | Rapière |
| Rat tail | Queue de rat |
| Rat ton |
