Walter W. Kostorowski Obituary
It is with great sadness that we announce the death of Walter W. Kostorowski of Hamburg, New York, who passed away on January 20, 2026, at the age of 77, leaving to mourn family and friends. Family and friends are welcome to leave their condolences on this memorial page and share them with the family.
He was predeceased by: his parents, Ignatius and Anne. He is survived by: his wife Ann Kostorowski; his children, Matthew Kostorowski, Lara Kostorowski and Dan Kostorowski; his grandchildren, Mattison, Kassie, Regan, Kai and Sage; and his siblings, Steve Kostorowski (Peggy) and Debbie Dybalski (Michael). He is also survived by many loving in-laws, nieces, nephews, cousins, and friends.
In lieu of flowers, a donation may be made in Wally's name to the Buffalo VA Medical Center.
