Steven William Kealey (born May 13, 1947) is a former Major League Baseball pitcher for the California Angels and Chicago White Sox from 1968 to 1973. Kealey had been the most recent White Sox pitcher to hit a home run in a game until Jon Garland hit one in a game against the Cincinnati Reds on June 18, 2006.

The 6 ft (1.8 m), 185 lb (84 kg) Kealey appeared in 139 Major League games, four as a starting pitcher. He had one complete game, one shutout, 11 saves and 126 strikeouts in 214⅓ innings pitched, allowing 219 hits and 69 bases on balls.