Theresa Leach

Theresa Leach of Algonquin passed away peacefully in Barrington Illinois Sunday January 4, 2026. Born October 24, 1936 in Chicago to the late Stanley and Adeline Janiec. Beloved mother of Calvin (Maria) Leach of Chicago IL, Adeline (James) Lawson of Algonquin IL and John (Deb) Leach of Utah; loving grandmother of Brittany Leach of Chicago IL, Autumn Lawson of Moncks Coroner SC, and Justin Lawson of Algonquin IL; caring sister of Gerry Janiec, of Seattle WA, Rich Janiec of Streamwood IL and the late Ed Janiec; fond aunt of Michele (Steve) Wallace of Seattle WA and Great aunt of Richie Wallace of Michigan. Visitation will be held on Friday, January 16, 2026 from 3pm. to 8pm. at the Willow Funeral Home 1415 W. Algonquin Rd., Algonquin Illinois. Cremation will be private.

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