John Herman Stephenson (born April 13, 1941) is an American former professional baseball player who appeared in 451 games played, primarily as a catcher and pinch hitter, in the Major Leagues from 1964 to 1973 for the New York Mets, Chicago Cubs, San Francisco Giants and California Angels.

Stephenson batted left-handed, threw right-handed, and was listed as 5 feet 11 inches (1.80 m) tall and 180 pounds (82 kg).

Born in South Portsmouth, Kentucky, he holds a degree from William Carey College in Hattiesburg, Mississippi.

The previous season, also spent with the Angels, saw him set career marks in games played (98), hits (61), homers (three) and RBI (25).

He retired from pro ball after the 1973 campaign, then went on to coach extensively in the minor leagues as well as in college baseball.