Robert Ray Diemer, 85, of Columbia City, passed away Sunday, December 4 2022 at Parkview Whitley Hospital. He was born on September 1, 1937 in Fort Wayne to the late Elmer and H. Marian (Holmes) Diemer. Mr. Diemer retired from Dana. Robert enjoyed fishing, watching movies, grocery shopping, but most of all enjoyed spending time with his family and friends. He is survived by his children, Debra (Jim) Byerline, Stephanie Hayes, Sondra Hughes and William (Diana) Diemer; eleven grandchildren; and nineteen great-grandchildren. He was also preceded in death by his wife, Sharon A. Diemer; daughter, Suzanna Diemer; and son, Roger Diemer. A Memorial Service will be held Thursday, December 8, 2022 at 2 PM at Hockemeyer & Miller Funeral Home, 6131 Saint Joe Road, Fort Wayne. Calling will be two hours before the service. Share fond memories and condolences at www.hockemeyermillerfh.com.