Thomas J. Costello Obituary
We announce the death of Thomas J. Costello (Fond du Lac, Wisconsin), who passed away on July 15, 2026, at the age of 80. Thomas will be remembered by family members, friends, and others whose lives were connected in meaningful ways. Family and friends are welcome to send flowers or leave their condolences on this memorial page and share them with the family.
Thomas will be remembered for the impact he had on the lives of those around him. Friends, family, and colleagues will cherish their memories and the time shared. Those who knew Thomas will remember moments of kindness, warmth, and presence. Though words cannot fully capture his life, the legacy of connections and experiences remains. Thomas’s absence will be deeply felt by those who valued his companionship.
He was loved and cherished by many people including: his parents, John Costello and Alice Costello (Mullenbach); and his wife Sharon A. Powell. He was also cherished by three children, five grandchildren, and three great grandchildren.
