Greggory Hart (born August 21, 1970) is a former [American discus thrower. He currently holds the US high school record for the 2 kg discus throw. While attending Homestead High School, Hart threw 216'9" which at the time was the 2nd farthest throw by any high school athlete, behind Kamy Keshmiri. While competing for US junior olympic team as a high school junior, he set the national high school record with the 2k discus throwing 181 feet (55.16m) breaking Charles Moyes record of 180'4" (54.96m). He would later raise this record to 201'4" as a high school senior, which still stands today.