Russell Vincent Koca, 77, of Bartlett, IL passed away at his home on July 23, 2023. Russ is survived by his beloved wife of almost 56 years, Mary Jo; loving children Cheryl (David) Heber, Jennifer (Peter) Drozt, and Matthew (Dawn) Koca; cherished grandchildren Matthew, Michael and Amanda Drozt, and Evelyn and Nicholas Heber. Russell was preceded in death by his parents Richard and Roslyn Koca and his brother Richard (Barbara) Koca II. A celebration of life will be held Sunday October 8 from 1:00pm - 4:00pm. In lieu of flowers, donations may be made to the American Cancer Association and the American Heart Association. For information, please contact Countryside Funeral Home and Crematory, 630-289-7575.