SPRINGFIELD  Yvonne C. (Demers) Wolf, 75, died Saturday, November 3, 2018 in Baystate Medical Center surrounded by her loving family. Yvonne was born in Cambridge, daughter of the late Joseph A. E. Demers Jr. and Cecilia (O'Reilly) Miller. She has lived in West Springfield and Springfield her whole life. She worked as a Clerk for the United States Post Office in West Springfield for 43 years before retiring in 2007. She will be deeply missed by her children Lisa M. Hyland and William J. Wolf and his wife Jaime; grandchildren, Ashlee Hyland, Stephanee Cusimano, Dominic, Logan, Tyler and Olivia Wolf, Makaila Axenroth; her siblings, Raymond Miller, Ellen Galway, Bobbie Demers and Sheila Innes. She also leaves her three great grandchildren, Mckenzee Disimile, Kaylee and Gabriella Robinson, and was preceded in death by a brother, Francis Miller. Family and friends are invited to meet for the Liturgy of Christian Burial at St. Rose de Lima Church in Chicopee, Tuesday at 10:00am followed by burial in St. Thomas Cemetery in West Springfield. Visiting hours will be held at the West Springfield Curran-Jones Funeral Home Monday from 4:00-7:00pm.