Rey Isaac Vaillant (born 3 January 3 1973) is a Cuban former baseball player and Olympic gold medalist.
Isaac played 16 seasons in the Cuban National Series, all with Santiago de Cuba, where he was part of the so called "Aplanadora Santiaguera" (The Santiago Steamroller). He retired after the 2004âÂÂ2005 season.
Isaac held the Cuban National Series record for the most consecutive games with a hit, at 37 games, from 1994 until 2020, when the record was broken by César Prieto of Cienfuegos on 21 November 2020.
After retiring, Isaac worked as a coach for Santiago de Cuba.
Isaac is a one time gold medalist for baseball, winning at the 1996 Summer Olympics. He appeared in four games in the Olympic tournament, recording four hits, nine runs, one double, one home run, four RBIs and a .643/.667/.929 batting line.