Wambui is a name of Kikuyu origin that may refer to: Wambui Ngugi, member of the Kenyan African pop group Elani Wambui Otieno (1936–2011)), Kenyan activist, politician and writer Beth Wambui Mugo (born 1959), Kenyan politician Joyce Wambui Njuguna (born 1976), Kenyan powerlifter Lucy Wambui Murigi (born 1985), Kenyan female mountain runner Margaret Wambui (born 1995), Kenyan middle-distance runner Mary Wambui, Kenyan businesswoman and politician Nancy Wambui (born 1986), Kenyan long-distance runner