Jan Denise McWilliams Obituary

We bid farewell to Jan Denise McWilliams of Belvidere, Illinois, whose journey of life gracefully concluded on January 28, 2026 at the age of 68. Jan touched countless lives with warmth and kindness, leaving behind cherished memories that will forever echo in hearts. Family and friends are welcome to leave their condolences on this memorial page and share them with the family.

She was predeceased by: her parents, Dennis Wengert and Julie Wengert (Raider); and her brother Jeff Wengert. She is survived by: her husband Wayne McWilliams; her children, Joe Wengert (Kayla) and Kealy McWilliams; her grandchildren, Alyssa McWilliams, Bella Riggins, Oliver Wengert, Violet Wengert, Oscar Wengert and Twyla Wengert; and her siblings, Jodi Valenziano (Gary) and Bill Wengert.

In lieu of flowers, please make a donation to St. Jude Children's Research Hospital.