Ruth (Birute) Tumas Buchas of Oak Lawn, Illinois passed away on April 8, 2021 at the age of 90. Beloved wife for 67 years of the late Peter John Buchas. Devoted mother to the late Andrew Buchas, Lori (Laima) McCardell, and Edmund Buchas and loving grandmother to Claire McCardell, Samuel McCardell, John Buchas and Kate Buchas. Visitation Tuesday, April 20, 2021 at the Palos-Gaidas Funeral Home from 10:00 a.m. to 11:00 a.m. Funeral Service 11:00 a.m. Interment at St. Casimir Lithuanian Cemetery.