Dennis M. O’Malley, age 78, resident of Oak Brook, formerly of Elmhurst, beloved husband of Joan, nee Waichulis; loving father of Peter (Beth) and Chris (Karen) O’Malley, Treasa (Rick) Dolan and Laura (Todd) Jurek; proud grandfather of Aidan, Cailin, Ryan, Tyler, Connor, Casey, Rick, Katie, Ava, Bryce and Sophia; dear brother of Tom (Mary Jo) O’Malley and Eileen (the late Michael) Casey; preceded in death by his parents, William and Marguerite O’Malley and siblings Pat (the late Bob) Wojcik and John “Duke” (the late Joan) O’Malley; fond uncle of many. Visitation Thursday 3:00 p.m. until 8:00 p.m. and Friday 8:00 a.m. until time of funeral 9:00 a.m. at Gibbons Funeral Home, 134 South York Road, (½ mile North of Saint Charles Road), Elmhurst. Mass of Christian Burial 9:30 a.m. at Immaculate Conception Catholic Church. Interment Saint Mary Catholic Cemetery. For funeral information please call 630-832-0018 or www.gibbonsfuneralhome.com