William Seifer Obituary
It is with sadness that the passing of William Seifer (Ambridge, Pennsylvania) is shared. William, born on March 4, 1936, passed away on June 23, 2026. Family and friends can send flowers and condolences in memory of the loved one. Leave a sympathy message to the family on the memorial page of William Seifer to pay them a last tribute.
He was predeceased by: his parents, William F. Seifer and Barbara Seifer; and his siblings, Arley Seifer and Arlene Delaich. He is survived by: his wife Kathleen Seifer; his children, Terri DeCurtis (Michael), William R. Seifer (Janeil Machiko), Tammy Kelleher and Wendy Stoll (Christopher); his grandchildren, Brianna, Brandon, Patrick, Tim, Michael, Chelsie, Trisha and Stacy; and his caregiver Octavia. He is also survived by 12 great-grandchildren, many nieces and dear friends.
