Of Williamsville, New York, entered into rest on May 12, 2025 at age 95. Beloved husband of the late Jean Grimmer. Loving father of Deborah (Daniel) Wiertel, Laurie (Richard) Hagen and the late Robert C. and Gregory A. Grimmer. Dear grandfather of 11 grandchildren and numerous great and great- great grandchildren. Brother of Daniel (Carol) Grimmer and the late Janice (Jim) Donlon and John (Jean) Grimmer. Also survived by many nieces and nephews. Family and friends may call on Sunday May 18, 2025 from 1-4pm at DENGLER, ROBERTS, PERNA FUNERAL HOME, 3070 Delaware Ave. Kenmore, NY 14217, where a Celebration of Life Service will be held immediately following at 4pm. Fond memories and condolences may be shared at www.denglerrobertspernafuneral.com.