William Hesser Obituary

We announce the death of William Hesser of Oshkosh, Wisconsin, who passed away on June 19, 2026, at the age of 96. William will be remembered by family members, friends, and others whose lives were connected in meaningful ways. 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, William S. Hesser and Theresa-Marie Hesser. He is survived by: his wife Rosemarie; his children, William H. Hesser (Barb), John Hesser (Mary Stuka), Hans Hesser and Julie Eichten (Eddie); his stepchildren, Debora Piper (Jeff) and Scott Robinson; and his grandchildren, Jessica Scott (Trevor), Eric Hesser (Nicole), Kevin Hesser (Mellissa), Corey Hesser, Heidi Hesser, Caitlyn Hesser, Rosalia Eichten, Aaron Piper (Tamara) and Carley Piper (Dane). He is also survived by eight great-grandchildren.