John Young Lanning (September 6, 1910 – November 8, 1989) was an American professional baseball pitcher. He played in Major League Baseball (MLB) from 1936 to 1947 for the Boston Bees, Pittsburgh Pirates, and Boston Braves. Lanning's main pitches were a hard curve and a slow curve.
Lanning attended North Carolina State College, where he played college baseball for the Wolfpack.
During World War II, Lanning served in the US Army.
Lanning's older brother, Tom, was a pitcher for the Philadelphia Phillies.