Hermione Granger's cat, Crookshanks, was half-Kneazle, which is a magical feline.
Answer: Society for the Promotion of Elfish Welfare
S.P.E.W. is the Society for the Promotion of Elfish Welfare.
Answer: Filius Flitwick
Filius Flitwick was the part-goblin, part-wizard and former Head of Ravenclaw House.
Queenie Goldstein attended Ilvermorny School of Witchcraft and Wizardry in Massachusetts.
Answer: Horace Slughorn
The Slug Club was started by Professor Horace Slughorn and generally catered to his favorite students.
Answer: Serpent of Slytherin
Harry mortally wounded the Serpent of Slytherin in the Chamber of Secrets.
Answer: St. Mungo's
St. Mungo's Hospital for Magical Maladies and Injuries is located in London.
Answer: Arthur and Molly
Ron Weasley's parents are Arthur and Molly, both pure-bloods.
Answer: Owl Post
Owl post uses wizardry to send and receive messages with owls.
The Uagadou School of Magic is located in Uganda.