Catherine E. Riley, age 65, passed away on February 22, 2023 at Baystate Medical Center. She was born January 2, 1958 in Springfield, MA, daughter of the late John Carl Riley and Helen M. (Brillion) Bourgeois. She is predeceased by her foster mother Dorothy Bellew and her foster father Jack Bellew; her siblings Mark Riley and Daniel Riley; step foster siblings Jean Bellew Bledsoe and her husband Tim Bledsoe and Joyce Bellow Mykofsky. She is survived by her sibling John Riley and his wife Amy of Springfield; her boyfriend of 35 years, Theodore “Ted” Gilligan of West Springfield; sister-in-law Cynthia Riley; ½ siblings, WM. Bourgeois of St Petersburg, FL, Todd Bourgeois of St Petersburg, FL, Leo Bourgeois and his wife Sonja of St Petersburg, FL, Paula Zuehlke and her husband Mark of St Petersburg, FL; Step sister JoAnne Riley of Ludlow, MA; step-brother WM Riley and his wife Kathy of West Springfield, Step brother Michael Riley and his wife Yvonne of Hopkinton, MA; Step Foster Sister, Joan Bellew Deewnowski of East Longmeadow; Stepmother, June Riley of Hopkinton. She also leaves several nieces and nephews, one Godchild, Shawn Riley along with many other extended family members and friends who will miss her dearly. A Memorial Mass will be held on Saturday, March 4, 2023 at 10:00 AM in Sacred Heart Church, 395 Chestnut St, Springfield, followed by burial in St Michael’s Cemetery. The Grise Funeral Home is entrusted with arrangements. For online condolences, please visit www.GriseFH.com.