John Robert Hagan was born in Stamford, CT to parents Robert and Hannah Hagan on September 5, 1933, and had a brother William. Later in his career, in addition to teaching, he worked as an Assistant Football Coach at Fordham, Columbia, and Pace Universities. In retirement, John and Joan played golf, spent winters in Florida, and enjoyed attending every special occasion for their extended family. John passed away on July 26, 2026, surrounded by loved ones at the age of 92. He is survived by his loving wife Joan, his son John Brian Hagan (Sharon), daughter Lynda Hagan Valluzzo (Robert), daughter Maureen Hagan Parrish (John), and son Robert Andrew Hagan (Kerri).