Mary was born in New York, NY to the late William P. and Catherine (Mount) Donnelly. Active in her community, she is a longtime resident of Secaucus who was a member of the Golden Age Group, the Red Hatters, and the Rosary Society.
Predeceased by her loving husband, Richard T. Hayden, she is survived by her sons Richard and Joseph Hayden, daughter Mary Ellen and her husband Richard McCormick, brother William Donnelly, and her sisters Florence Colavito and Margaret Marra-Cutola. Also surviving are her grandchildren Jenna, Andrew, and Matthew McCormick and his wife Karen, as well as her great-grandchildren, Colin and Sean McCormick.
Visitation will be held Monday, January 9th, 2017 from 2-4 and 7-9 PM at the Mack Memorial Home, 1245 Paterson Plank Road, Secaucus, NJ 07094. A Funeral Mass for Mary will be Tuesday, January 10th, 2017 at 09:30 AM at the Immaculate Conception Church in Secaucus.