Mary Mercer Obituary
With solemn hearts, we announce the passing of Mary Mercer of Iselin, New Jersey, whose presence will be deeply missed, having departed on October 21, 2025 at the age of 90. Leave a sympathy message to the family on the memorial page of Mary Mercer to pay them a last tribute.
She was predeceased by: her parents, Edward Gorski and Mary Pietras Gorski; her children, John and Donna; her grandchildren, Ricky and Kyle Mercer; and her sister Roberta Carol.
She is survived by: her children, James Mercer of Jackson, Susan Savasta (Ronney) of Toms River, Michael Mercer (Sandy) of Old Bridge and Cathy Sweeney (Bob) of Saylorsburg, PA.; and her sister Julie Lohner of Connecticut.
Visitation was held on Monday, November 3rd 2025 from 10:00 AM to 11:30 AM at the Costello-Runyon Funeral Home - Iselin (200 Cooper Ave, Iselin, NJ 08830). A memorial service was held on Monday, November 3rd 2025 at 11:30 AM at the same location. A graveside service was held on Monday, November 3rd 2025 at 12:15 PM at the St. Gertrude Cemetery (53 Inman Ave, Colonia, NJ 07067).
Donations may be made to: St. Jude Children's Research Hospital, 501 St. Jude Place.
