John Walter Bartkus Obituary
John Walter Bartkus of Seneca, Illinois, born on January 11, 1940, passed away on July 15, 2026. Leave a sympathy message to the family in the guestbook on this memorial page of John Walter Bartkus to show support.
He was predeceased by: his parents, Walter Bartkus and Helen Bartkus (Kaminski); and his siblings, Gene Bartkus (Eileen) and Bernadine Woods (John). He is survived by: his wife Katharine Bryja of Poland; his sons, John (Connie) and Mike Bartkus (Cindy); his grandchildren, Kimberly (James), Nicholas, Lindsey (Cephas), Chris, Tom (Katie) and Steve; his sister Nancy Seitz (Stan); and his niece Jennifer Gerich (Bob). He is also survived by two great-grandchildren.
In lieu of flowers, please consider a memorial donation to St. Patrick's Catholic Church in Seneca.
