William John Hagmann Obituary
It is with deep sorrow that we announce the death of William John Hagmann of Altoona, Wisconsin, who passed away on January 5, 2026, at the age of 75, leaving to mourn family and friends. Leave a sympathy message to the family in the guestbook on this memorial page of William John Hagmann to show support.
He was predeceased by: his parents, Arthur J. Hagmann and Pauline B. Hagmann (Bauer). He is survived by: his wife Carol S. Sykes; his children, Chris (Clair), Deb Hoover (Ryan) and Barb Carey; his grandchildren, Blake (Shannon), Brody (Ali), Sara (Justin), Jordan (Gunnar), Zach and Gavin; and his great grandchildren, JayLynn and Axton. He is also survived by aunts, uncles and cousins, in-laws, nieces and nephews.
Memorials preferred to Sacred Heart of Jesus Catholic Church, St. Patrick Parish, or Regis High School.
