Marianne Siersdorfer Obituary
The family announces the passing of Marianne Siersdorfer of Upper Saint Clair, Pennsylvania on July 29, 2026. Marianne, born on March 30, 1926, was part of many shared moments and relationships throughout life. You can send your sympathy in the guestbook provided and share it with the family.
She was predeceased by: her husband Fred L. Siersdorfer; and her parents, William N. McDonald and Marie Webb McDonald. She is survived by: her children, William F. Siersdorfer (Colleen) of Houston, TX and Amy Marie Leasure (Frederick) of Pittsburgh, PA; her grandchildren, Betsy, Alex Siersdorfer, Chris Tissue (Michelle), Jeff Tissue (Grant Merrell), Joshua Leasure (Chrystan Skefos) and Zachary Leasure (Claudia); and her great grandchildren, Hunter, Connor, Lucy, Annie, Landon and Reagan.
In lieu of flowers, memorials may be made to Team Member Appreciation Fund at Friendship Village of South Hills or a charity of your choice.
