Mary Blyzniuk (nee Costello) passed away September 16, 2019 at the age of 88. Loving wife of the late Michael. Mother to Mimi Doyne (Dennis), Michele Tanghe (James), Patrice Blancuzzi (the late Michael), Joette Ruk (Michael) Michael (Jeong Sun), John (Carolyn) and Gerae. Beloved Nan to 18 grandchildren and Great-Nan to 13. Loving aunt to many nieces and nephews, also survived by her loving pup Sebastian. Mary was a life long resident of Fishtown and worked for many years at Holy Name of Jesus Church. Relatives and friends are invited to her viewing Friday Eve 7:00-9:00 PM and also Saturday morning, 8:30-9:15 AM at Burns Funeral Home, 1428 E. Columbia Ave. Philadelphia, PA 19125 followed by her Funeral Mass 10:00 AM at Holy Name of Jesus Church. Interment Resurrection Cemetery.