Kathleen Mary Fuller, age 70, of Des Plaines, Illinois passed away unexpectedly on January 1, 2023. A lifelong Illinoisan, Kathleen was born on May 16, 1952 in Chicago and graduated from Resurrection High School in 1970. "Kathy" as her friends and family would call her, had been a resident of Des Plaines for the past 40 years. Kathy worked as a bookkeeper for Block Steel Corporation in Skokie, Illinois for over 30 years, until her retirement in 2017. She loved to travel, play the occasional slot machine, as well as going out to dinner with her family and friends. Devoted daughter of the late Fred and late Eileen Fuller. Beloved sister of Maureen Liebhaber and the late Patrick Fuller. Loving Aunt of niece Sara Liebhaber and nephews Ryan (Niccole) Liebhaber, Tim Liebhaber, and Scott (Jaqueline) Liebhaber. Loved and cherished by her friends and family, she will be missed dearly by all those that knew her and is now reunited with the loved ones that proceeded her. Visitation will be held Monday, February 20, 2023 from 5:00 pm until 8:00 pm at G.L. Hills Funeral Home, 745 Graceland Avenue, Des Plaines, Illinois. Funeral Mass will be held Tuesday, February 21, 2023 at 10:00 am at Our Lady of Guadalupe, 1170 N. River Rd., Des Plaines, Illinois. Interment to follow in All Saints Cemetery, Des Plaines, Illinois. A funeral Luncheon will be held directly after the interment at Giacomo's Ristorante at 740 N. Wolf Rd., Des Plaines, Illinois. Funeral care provided by G.L. Hills Funeral Home and Cremation Center. For information, please call 847-699-9003 or visit www.glhillsfuneralhome.com.