Professor Remus John Lupin, also known as Moony, was a half-blood wizard and the only son of Lyall and Hope Lupin He was attacked by werewolf Fenrir Greyback when he was a child leaving Remus afflicted with lycanthropy for life. He attended Hogwarts and was Sorted into Gryffindor House Remus was described as having a pale face with premature lines, and light brown hair that, as he progressed through his thirties, became more and more grey.