Mary A. Tuminello nee Mangione, age 77, of Orland Park, passed away peacefully on February 12, 2026, surrounded by her family.  A devoted Christian, she dedicated her life to her children and grandchildren. In her free time, Mary enjoyed acting at local theatres and worked part-time at Costco. She was truly the most selfless and kind woman, and she always had a smile on her face.  She is survived by her children Raymond "Ray"(Jennifer) Tuminello, Gina Tuminello and Steve (Samantha) Tuminello; grandchildren Natasha (Jake) Lawler, Antonio Tuminello, Nicholas "Nick" Ruiz, and Gianna (Nick) Tuitele. Daughter of the late Bertha nee Bonarigo and Steve Mangione. Sister of the late Josephine "Dolly" (late Paul) Schneider. Aunt of many nieces and nephews, dear friend of many. Memorial Visitation Wednesday, February 18, 2026 from 3:00 PM until 8:00 PM at Thornridge Funeral Home (Janusz Family Funeral Service) 14318 South LaGrange Road (Northbound traffic U-turn permitted at 143rd St.), Orland Park. Family and friends will meet at St. Michael Catholic Church, 14327 Highland Avenue, Orland Park on Thursday February 19, 2026 for Funeral Mass 9:30 AM.