John O'Leary Obituary
With solemn hearts, we announce the passing of John O'Leary (Boston, Massachusetts), whose presence will be deeply missed, having departed on June 10, 2025. Family and friends are welcome to leave their condolences on this memorial page and share them with the family.
He was predeceased by: his child Joannie of Quincy. He is survived by: his wife Jane (Cass); his children, Karen Granahan (Michael) of Hanover, Susan Haidul (Joseph) of Hanover, Tish (Jack) of Randolph and John (Terri) of Marshfield; and his siblings, Kay, Pauline (Jack), Paul (Marge) and Frances. He is also survived by 9 grandchildren and 6 great-grandchildren.
In lieu of flowers, donations may be made to the Jimmy Fund at Dana-Farber Cancer Institute, PO Box 849168, Boston, MA 02284-9168.
