John Henry Dekker Obituary
It is with sadness that the passing of John Henry Dekker (Kimberly, Wisconsin) is shared. John Henry, born on September 14, 1946 in Oak Park, Illinois, passed away on May 17, 2026. Leave a sympathy message to the family on the memorial page of John Henry Dekker to pay them a last tribute.
He was predeceased by: his mother Marguerite; and his significant other Francesca. He is survived by: his children, Beatrix Dekker and Robin Ahrens; his grandchildren, Ivy, Mina and Ronan; the mother of his children Corrin Seaman; his siblings, Paul Dekker, Deborah Komar and Marguerite Dekker; and his significant other's children, Martina, Francesco and Giulia.
In lieu of flowers, the family requests that donations be made in Jack's honor to the Autistic Self Advocacy Network (ASAN) via the link provided on his memorial page.
