Robert G. Fritz of Chicago; beloved husband of Helen nee Rettenmeir and the late Jeanmarie nee Redman. Dear father of Col. Robert (April) Fritz, Randy (Mary) Fritz, Kathy (Tim) Seiwert, Linda (Walter) Hrobsky, Tom Green, Patty Retz, Colleen Green, Judy Green and Brian Green. Loving grandfather of 11, great-grandfather of many. Visitation Sunday 3-8 pm at the Oehler Funeral Home 2099 Miner St (Northwest Hwy./Rt.14 at Rand Rd.) Des Plaines where service will be held Monday at 11:00 am. Interment Forest Home Cemetery. Memorials may be made to Fischer House Foundation ,111 Rockville Pike, Rockville, MD 20850 (http://www.fisherhouse.org)