Mary Marsh Biernesser Obituary
Mary Marsh Biernesser of Pittsburgh, Pennsylvania passed away on June 14, 2026. Mary Marsh, born on June 12, 1989, shared life alongside family, friends, and others. You can send your sympathy in the guestbook provided and share it with the family.
She was predeceased by: her grandparents, Bill and Polly Marsh. She is survived by: her mother Margaret M. Marsh; her uncle Robert "Rob" M. Marsh (Tracey); her cousins, Tim and Bennett; her uncle William "Bill" M. Marsh (Stefanie); and her cousins, Stephen, Becky, Emily, Sam and Beth.
In lieu of flowers, donations may be made to Animal Friends of Pittsburgh in Mary's honor. https://thinkingoutsidethecage.org.
