Michael Onderdonk Obituary

With sadness, we share the passing of Michael Onderdonk of Millersville, Missouri. Michael, born on August 14, 1943, passed away on September 1, 2026. Leave a sympathy message to the family on the memorial page of Michael Onderdonk to pay them a last tribute.

He was predeceased by: his parents, Albert Onderdonk and Bertine Fuytinck Onderdonk; and his sibling Hassel Onderdonk. He is survived by: his wife Janice Dahlberg; his daughters, Sarah Watts (Thomas) of Pittsburg, KS and Andrea Peterson of Sandwich, IL; his siblings, Robert Onderdonk of Millersville, MO and Theresa Geringer (Charles) of Perryville, MO; his grandchildren, Cheyenne McConnell (Josh), Devin Peterson, Lily Beggs (Ben), Brooklynn Peterson and Teagan Watts; and his great grandchildren, McKinley, Gentry, Bowyn and Jett.

The family has requested that in lieu of flowers, donations be made in Mike's memory to the American Heart Association (https://pages.heart.org).