Arthur Weasley is the patriarch of the Weasleys, a family of wizards who is considered "blood traitors" by Death Eaters for their interest in the Muggle world. He is married to Molly Weasley, with whom he has seven children, including Ron, Harry's best friend. During his time at Hogwarts, Arthur belonged to the house of Gryffindor. Arthur is described as being tall and thin, and as having a receding hairline and horn-rimmed glasses.