Warren Jay Cawley (July 6, 1940 – January 21, 2022) was an American athlete, winner of 400 m hurdles at the 1964 Summer Olympics.

[3] Cawley still holds the record time for the 100 yard dash at Farmington High School that he set in 1959.

He was Track and Field News "High School Athlete of the Year" in 1959.

[4] He won the AAU championships in 440-yard hurdles in 1963 and 1965 and as a University of Southern California student,[5] he won an NCAA title in 440 yd hurdles in 1963.

Cawley won the gold medal in Tokyo with a commanding performance in which he beat his nearest competitor John Cooper from Great Britain by 0.5 seconds.