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 singer Selena, known as "The Queen of Tejano music." 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... show more