Jack Lloyd Yerman (born February 5, 1939) is an American former athlete and winner of the gold medal in the 4 × 400 m relay at the 1960 Summer Olympics.

Jack Yerman was sixth in the 400 m at the 1959 Pan-American Games and won the silver medal as a member of an American 4 × 400 m relay team.

Jack Yerman won a gold medal as the lead-off runner with the American 4 × 400 m relay team and set a new world record of 3:02.2.

[2] Yerman also played fullback for Berkeley in the Rose Bowl.

[5] Yerman joined the Church of Jesus Christ of Latter-day Saints after his participation in the Olympics.