Abraham A.B. Quintanilla III has quietly built his own name in music and culture, yet today his identity is once again tied to a poignant moment in his family’s story. News broke that his father, Abraham Quintanilla Jr. has died at age 86. The announcement came from A.B. himself through Instagram, where he shared the news with a short message and a photo of his father. The cause of death has not been made public. View this post on Instagram Instagram PostFor many, A.B. is known as more than Selena’s older brother. He’s a highly respected musician, songwriter, and producer who helped define the sound of Tejano and Latin pop. Born on December 13, 1963, in the United States, A.B. grew up immersed in music. Long before headlines today, he played bass and wrote songs for his sister Selena’s band, and later went on to form influential groups like the Kumbia Kings and Kumbia All Starz. His contributions to songs that became classics are part of his legacy.Inside the life of Abraham A.B. Quintanilla following his father’s deathWhen Abraham A.B. Quintanilla III shared the news of his father’s passing, it quickly drew attention online. Fans across social media reacted not just to the loss of a father, but to the end of an era linked to a musical dynasty. Many remembered Abraham Quintanilla Jr. as a driving force behind Selena’s rise, but A.B. represents the next chapter of that story one that has continued for decades beyond his sister’s life.A.B. Quintanilla's post spread rapidly because of what the Quintanilla name means to so many. For fansthe news marked a reminder of past joys and heartbreaks.In the days since the announcement, social media has been full of heartfelt remembrances from fans. most certainly included has had on Latin music. Today, while the family mourns the loss of A.B. Quintanilla Jr., it’s also a moment to reflect on the enduring legacy he built, and the way A.B. continues to honor that heritage through music, memory, and family.