Age 87, of Allison Park, formerly of Lawrenceville, died peacefully, on Friday, February 5, 2021 at Passavant Hospital. Beloved wife of the late Leo T. Hedderman, Sr.; loving mother of Leo T. (Sissy) Hedderman, Jr., Gary (Mary Ellen) Hedderman, Robert (Pam) Hedderman, the late Catherine Devine and Michael Hedderman; loving grandmother of 10 and great-grandmother of 7; sister of the late Dolores McManus and Mary Louise Dzimidowicz; also survived by nieces and nephews. Family and friends are welcomed at the WALTER J. ZALEWSKI FUNERAL HOME, 216 44th Street, Lawrenceville on Monday, February 8, 2021 from 2-8 p.m. Funeral Mass at St. Matthew Parish at St. Bonaventure Church on Tuesday, February 9, 2021 at 10:00 a.m. Memorial contributions can be made to the Alzheimer's Association, 1100 Liberty Avenue, Unit E-201, Pittsburgh, PA 15222.