Diana Waldron, 83, of Butler passed away on Thursday, October 24, 2024, at Concordia at Cabot. She was born in Butler on July 12, 1941, and was the daughter of the late Roland and Betty (Hilgar) Simmer. Diana was a registered nurse before she retired. She loved her pets and wildlife especially, chipmunks, wild rabbits and birds. Diana was the beloved wife of Mike Waldron; mother of Michael Jr., Mark and Matthew Waldron; sister of Linda Simmer, Rebecca (Simmer) Fullerton, and Neil Simmer; grandmother of two grandchildren. Along with her parents, she was preceded in death by her brother, Dan Simmer. All services were held privately through SPENCER D. GEIBEL FUNERAL HOME & CREMATION SERVICES, 140 NEW CASTLE RD. BUTLER, PA 16001. WWW.SPENCERDGEIBEL.COM. In lieu of flowers, donations may be made to the Butler County Humane Society.