Stephen George Peek (July 30, 1914 - September 20, 1991) was an American Major League Baseball pitcher who played in 1941 with the New York Yankees. He batted left and right and threw right-handed. Peek had a 4–2 record, with a 5.06 ERA, in 17 games, in his one-year career.
Peek served in the military during World War II.
He was born in Springfield, Massachusetts and died in Syracuse, New York.