Abraham Isaac Quintanilla III (born December 13, 1963), known professionally as A. B. Quintanilla III or A. B. Quintanilla, is an American record producer, songwriter and musician, and the older brother of "The Queen of Tejano music" Selena. Along with Selena, his other sister Suzette, and his father Abraham, he became a member of Los Dinos in 1980. As a member of Los Dinos, A. B. played bass guitar, produced, and wrote songs for Selena that became successful singles such as "Como la Flor", "Amor Prohibido" and "No Me Queda Más"