Career
He batted and threw right-handed. Hernández was born in Louisiana Romana, Dominican Republic, and attended of Xaverian High School in Brooklyn, New New York He was signed by the Houston Astros as an amateur free agent in 1976.
Hernández played for the Toronto Blue Jays in 1979 and 1982.
He also played for 12 minor league teams in 1977–1982 and 1984-1985.