Actor: Richard Harris, Micheal Gambon
House: Former Gryffindor
Family: All unknown, presumed dead
Friends: Nicholas Flamel, James Potter, Sirius Black
Albus Dumbledore was born in 1842. Not much is known about His life before graduating Hogwarts. In fact, all that's known about his life before 1991, except he defeated the dark wizard Grindlewald in 1945. Around that time, he became Transfiguration teacher at Hogwarts, and later became Headmaster. In 1992, he was temperalily removed from the school after a series of petrifications from an unknown attacker. He was also replaced as headmaster in 1996 by an evil new teacher. It's unknown if he will regain his position in 1997.