Billy Costello - Personal Life

Personal Life

Costello lived most of his life in Kingston, New York. He also lived in Kew Gardens (Queens), New York during much of his reign as champion. He then retired from boxing & moved to New Paltz, New York, a small village in Ulster County, New York near Costello's hometown of Kingston, New York. Costello eventually settled back in his hometown of Kingston, New York where he lived until his demise. He was married and divorced, and had a son and a daughter, who survive him. He was close with his younger brother Mario 'Vinnie' Costello, a noted professional boxer super featherweight boxer from 1981-1990 with a pro record of 20-2-2 but who never fought for a title, who trained with his brother under the late Victor Vallee, who also trained Gerry Cooney.