Diehl, Marilyn 89, of Phoenix, Arizona passed away on July 17, 2017. She was born on July 26, 1927 in Pittsburgh, Pennsylvania. Marilyn is fondly remembered as an elementary school teacher in the Washington School District for seventeen years. She is survived by her two sons John and Kelly Diehl and her daughter in law Diana Diehl. She was preceded in death by her husband Harold Diehl, her mother Laura Tweed, her father John Keller, and her brother Donald Keller. Services will be held on July 26, at 10:00 AM at Phoenix Memorial Park & Mortuary, 200 W. Beardsley Rd. Phoenix, AZ. Memorial donations in Marilyn's name may be made to Best Friends Animal Sanctuary.