Mary Louise Heap, age 95, of Oswego, IL died peacefully with family at her side on Wednesday, September 9, 2026, at her residence. She was born August 9, 1931, at home in Leland, IL, the daughter of the late Charles H and Youra B nee Brownfield Marshall.

She was a 77+ year member of the Oswego Presbyterian Church, serving in many different areas: funeral luncheons, Rebecca Circle, Women's Association, Sunday/Bible school teacher/superintendant, adult church choir, Deacon, Elder, etc.; and a life member of the Lorraine Chapter #70 OES. She was active in PTA while her kids attended school. A long-time bowler/member of the Aurora Women's Bowling League and a Women's Softball League. She loved baking, especially for the Christmas holidays.

She is survived by her two daughters Linda Dean, Wendy (Eric) Knack, two sons Terry Heap, Douglas (Susan) Heap, four grandchildren Allen and Scott Larson, Stacy and Brian Heap, five great grandchildren, three great-great grandchildren. She was preceded in death by her husband Lewis Heap, grandson Jonathan Heap, and brother Donald Marshall.

A Memorial Gathering will be held on Friday, October, 9, 2026 from 10:00 A.M. until time of Memorial Service 12:00 NOON. at Oswego Presbyterian Church 1976 IL Route #25 Oswego, IL 60543. Inurnment will take place at Oswego Township Cemetery at 1:30 P.M.

Cremation took place at American Crematory in Oswego, IL.

Memorials may be directed to either Oswego Presbyterian Church, 1976 IL Route #25, Oswego, IL 60543 or Shriners Children's Hospital, 2211 N Oak Park Avenue, Chicago, IL 60707.

Funeral services are entrusted to the DUNN FAMILY FUNERAL HOME with CREMATORY, 1801 Douglas Road, Oswego, IL. 60543

For additional information www.dunnfamilyfuneralhome.com or 630/554-3888.