John Onstot Obituary
John Onstot of Newton, Iowa passed away on July 8, 2026. John, born on March 25, 1958, shared life alongside family, friends, and others. You can send your sympathy in the guestbook provided and share it with the family.
He was predeceased by: his father Robert E. Onstot; his grandson Owen Onstot; and his grandparents, Forest, Ada Walker, Charles Lee and Bonita Onstot.
He is survived by: his mother Evelyn M. Onstot (Walker); his wife Mary; his children, Heather Marie Zylstra (Wesley), Matthew John Onstot (Rachel) and Amy Annette Onstot; his grandchildren, Nicolas Onstot, Jenna Onstot, Gwendalyn Zylstra, Katherine Zylstra, Alexander Onstot and Laurel Zylstra; his siblings, Robin Mckenzie and Leanne Wait; and his siblings-in-law, Elaine Newton (Bob), Wayne Speer, Jackie Brown and Arlene Beerends (Bryce). He is also survived by several nieces and nephews.
Memorials to the Iowa Donor Network can be left at the funeral home or at the church on the day of the service.
