[1] As manager of the Cuban national team he won two Olympic gold medals in Barcelona 1992 and Atlanta 1996 and three Baseball World Cups in 1988, 1990 and 1994 as well as other continental and regional titles.

[2] Fuentes was born on 16 January 1950 in San Cristóbal, Pinar del Río Province, Cuba.

He studied at the Universidad de Ciencias de la Cultura Física y el Deporte Manuel Fajardo (Manuel Fajardo University of Physical Culture and Sports Sciences) where he graduated with a Bachelor's Degree in Physical Culture, specialized in baseball.

[2][4][5] In October 1987, Fuentes was appointed as manager of the Cuban national baseball team ahead of the 1987 Intercontinental Cup.

[2] After losing the gold medal to Japan at the 1997 Intercontinental Cup, Fuentes was dismissed as manager of the Cuban national team.