Gary Dennis Melchionni (born January 19, 1951) is a retired American professional basketball player who played in the National Basketball Association (NBA) and other leagues.

He is a former Phoenix Suns guard and a former All-Atlantic Coast Conference performer while he was with the Duke Blue Devils, where he was the first player to captain twice.

Gary captained his Bishop Eustace Prep team to an undefeated 26–0 record and a New Jersey state championship his senior year.

After his professional basketball career, Gary returned to Duke for law school.

[1] Source[2] This biographical article relating to a United States basketball player, coach, or other figure born in the 1950s is a stub.