Joseph Douglas Kowal (born February 3, 1956) is a Canadian former professional ice hockey left wing who played 22 games in the National Hockey League with the Buffalo Sabres between 1976 and 1978. The rest of his career, which lasted from 1976 to 1981, was spent in the minor American Hockey League. He was drafted in the second round, 33rd overall, by the Sabres in the 1976 NHL Amateur Draft.