Abraham Quintanilla Jr., the uncompromising patriarch whose fierce conviction and unfiltered opinions helped power the career of Tejano superstar Selena, has died at 86.

Abraham Quintanilla, the father of late singer Selena Quintanilla, has died.

As the leader and manager of Selena y Los Dinos, Quintanilla played a hands-on role in every stage of the group's success.