OW or ow may refer to:
Owls are birds from the order Strigiformes, which includes about 200 species of mostly solitary and nocturnal birds of prey typified by an upright stance, a large, broad head, binocular vision, binaural hearing, sharp talons, and feathers adapted for silent flight.
Owen James Hart (May 7, 1965 – May 23, 1999) was a Canadian-American professional and amateur wrestler who worked for several promotions including Stampede Wrestling, New Japan Pro Wrestling (NJPW), World Championship Wrestling (WCW), and the World Wrestling Federation (WWF), where he wrestled under both his own name, and ring name The Blue Blazer.
Owl City is an American electronica project created in 2007 in Owatonna, Minnesota; it is one of several projects by singer, songwriter and multi-instrumentalist Adam Young.
Owen Cunningham Wilson (born November 18, 1968) is an American actor, producer, screenwriter and comedian.
Owen Lee Hargreaves (born 20 January 1981) is an English former footballer and current television pundit for BT Sport.
Owen Columba Coyle (born 14 July 1966) is a football manager and former professional footballer who played as a striker.