Betty C. Iwanski, 81 of Des Plaines was born June 14, 1935 in Chicago to Charles and Mary (nee Groch) Mirocha and passed away August 1, 2016. Betty was the beloved wife of the late Edmund Iwanski; loving mother of Edmund (Victoria) Iwanski, Linda (Terry) Fullerton, Kenneth (Sandy) Iwanski and Richard (Barbara) Iwanski; cherished grandmother of 7 and dear sister of Thomas (Patricia) Mirocha. Visitation is Friday, August 5, 2016 from 3-8 PM at Lauterburg & Oehler Funeral Home, 2000 E. Northwest Highway, Arlington Heights. Prayer service is Saturday, August 6 at 9:45 AM at the funeral home and proceeding to St. Zachary Church, 567 W. Algonquin Road, Des Plaines, for funeral mass at 10:30 AM. Interment St. Adalbert Cemetery.