Juan José Fuenmayor Núñez (born 5 September 1979) is a retired Venezuelan professional football. He was play as a left-back or central defender.
Fuenmayor started his playing career with Unión Atlético Maracaibo where he was part of the squad that won Primera División Venezolana in 2005. After financial troubles hit, he joined Maracaibo based Zulia FC before a brief spell in Europe with VÃÂ¥lerenga. He returned to Venezuela, signing for Deportivo Anzoátegui in 2010.
He made his debut for Venezuela in 2005 and has made 25 appearances, scoring no goals.