Jack A. Deloplaine (born April 21, 1954 in Pottstown, Pennsylvania) is a former American football running back in the National Football League. He was drafted in the sixth round (182nd overall) of the 1976 NFL Draft by the Pittsburgh Steelers out of Salem International University. He played four seasons in the league with the Steelers, the Washington Redskins, and the Chicago Bears, accumulating 165 yards rushing and two touchdowns, as well as a Super Bowl ring from the Steelers' win in Super Bowl XIII.