John Matthew Onderko Obituary
We bid farewell to John Matthew Onderko of Rock Island, Illinois, whose journey of life gracefully concluded on April 28, 2025 at the age of 88. John touched countless lives with warmth and kindness, leaving behind cherished memories that will forever echo in hearts. Leave a sympathy message to the family on the memorial page of John Matthew Onderko to pay them a last tribute.
He was predeceased by: his parents, Matthew Onderko and Thelma Onderko (Ritchie). He is survived by: his sister Connie VanBruwaene of Mercer Island, Washington; his nieces and nephews, Mike VanBruwaene (Monica), Debbie Watt, Susan Chandler, Karen McAvinew and Kelly Brin; his great-nephew Michael VanBruwaene; and his great-nieces, Ellie, Katie Watt, Sydney McAvinew and Natalie Brin.