Hazel Mae Clark (born October 3, 1977) is an American middle-distance runner who specializes in the 800 meters middle distance race.

[1] She is the daughter of inner-city educator Joe Louis Clark, who inspired the film Lean on Me, and the sister-in-law of fellow Olympian Jearl Miles-Clark.

Hazel Clark, her sister, and her sister-in-law made history when they swept the 2000 Olympic trials 800 meters.

[5] Shortly before the 2004 Olympics in Athens, Clark suffered severe burns on her back caused by an accident which limited her training.

[7] Her personal best time is 1:57.99 minutes, achieved in July 2005 at the Bislett Games in Oslo.