John M. McMahon Obituary
With heavy hearts, we announce the death of John M. McMahon (Wanaque, New Jersey), who passed away on November 21, 2019. Leave a sympathy message to the family on the memorial page of John M. McMahon to pay them a last tribute.
He was predeceased by: his daughter Helen. He is survived by: his wife Margaret; his son Michael; his stepdaughters, Barbara Seda (Stephen), Ann McGarry (Denis), Denise Byrnes, Christine Mann (Jeffrey) and Kathleen Mercedes (Pascual); his siblings, Martin, Jerry and Joan Watts; his grandchildren, Stephanie Everett, Isolina, Brianna Seda, Amanda Harrison, Meghan, Denis McGarry, Alyssa Hackett, Mariah Mann, Devin and Shavahn Mercedes; and his great grandchildren, Aubree Everett, Justin and Stiles Hackett.
In lieu of flowers, donations to Memorial Sloan Kettering Cancer Center would be greatly appreciated by his family.
