Puerto Rican horse jockey who amassed over 4,000 wins in his career, including a 2011 win on the Kentucky Derby. He gained his first competition in 1990 at age group 19. He was inducted in to the Country wide Museum of Race and Hall of Popularity in 2011. He and his wife, Leona O’Brien, possess two kids: Lerina and Michael. He and Willie Shoemaker became two of the winningest equine jockeys.