Cecilia Antoinette Dolinka, 87, of East Peoria, passed away at 6:31am Monday, March 22, 2021 at her granddaughter's home, surrounded by family. Surviving are her daughters, Cheryl (Steve) Cline of East Peoria and Christina (William) Woodrich of Port Orange, FL; her grandchildren Aaron (Mollie) Cline, Allison Cline (Josh Carpenter), and Alex Cline; and her great-grandchildren, Aubrey, Barrett, and Knox. She was preceded in death by her parents, four brothers, and one sister. Cecilia grew up in Montana and relocated to Illinois with her daughters, working for Chrysler until her retirement. After moving to East Peoria, she was a fixture at St. Monica's Catholic Church, serving as the secretary for 19 years. She was the definition of strength. She raised her daughters as a single mom, always striving to give them the best foundation she could provide. In her later years, she was Grandma D not only to her own grandkids but to countless others; she was a constant supporter at their events and a source of love in their lives. Cecilia's faith in Jesus was the defining piece of her life; she had an unwavering, complete and sustaining trust in His care for her. Visitation will be from 11:00am-1:00pm Monday March 29, 2021 at St. Monica's Catholic Church in East Peoria. A memorial Mass will be held at 1:00pm Monday at the church. Inurnment will be in the columbarium at Glendale Cemetery. Father John Steffen will officiate and Deiters Funeral Home and Crematory in Washington is serving the family. Memorial contributions may be made to St. Monica's Catholic Church.