Onofrio “Jack” Diego LoCastro, 79, of Fulton, NY, passed away on October 16, 2026. Born in Syracuse, NY, and raised in Lakeland, Jack later made his home in Fulton. A proud U.S. Navy veteran, Jack worked as a painter and was a member of Painters Local Union 38.

       Known affectionately as “Jack” to his family and friends, he leaves behind a lasting legacy through his children, grandchildren, great-grandchildren, and all those who had the privilege of knowing him.

       Jack is survived by his children, Michael LoCastro (Tara), Krista LoCastro, Paige Masters (Nate) and Jackie LoCastro. He was the proud grandfather of Jared, Isabella, Ethan, Noah, Penelope, Hayleigh, Patrick Diego, and Daniel. He was also a great-grandfather to Paisley and Tatum.

       Jack is additionally survived by his sisters, Caroline Tucker (Darryl) and Earleen Grosso, along with several nieces and nephews; and his first wife, Betty Noel, with whom he rekindled a special bond and shared a love that remained close to his heart.

       He was predeceased by his mother, Laureta LoCastro, and his sisters, Muriel Devaney and Santa Tindall.

       Jack’s memory will live on through the generations of family he leaves behind. He will be forever loved and deeply missed.

       Calling hours will be held from 4 to 6 p.m., Thursday, October 22, 2026 at Brown Funeral Home, 21 Flood Drive in Fulton. A Celebration of Jack’s life will be held following the calling hours at Tavern on the Lock, 24 South First St., Fulton. Private graveside services will be held at Sacred Heart Cemetery in Lakeland.

       In lieu of flowers, the family kindly requests that memorial donations be made to St. Joseph’s Hospital in Syracuse, New York, where Jack received care during his final days. His family extends their heartfelt gratitude to the dedicated doctors, nurses, and medical staff for the compassion, kindness, and care they provided throughout his time there.

       Condolences for the LoCastro family may be shared at www.brownfuneralhomefulton.com.