Kathleen L. Mason, age 54, passed away peacefully on October 22, 2018; Loving cousin of Bob (Elly) Fagan, Mike (Cindy) Fagan, Maureen (Bob) Reese, Terry (Cheryl) Fagan, and Tom (Laura) Fagan; Best friend of Brian; Dear friend of many. She was preceded in death by her parents, James and Evelyn Mason; Kathleen was an avid white sox fan and spent her leisure time enjoying various concerts and musical festivals. Visitation will be from 10-11 AM on Saturday, 10/27, at St. John Fisher Catholic Church, 10234 S Washtenaw Ave, Chicago, IL 60655 with a Funeral Mass to follow at 11 AM. Interment private. In lieu of flowers, donations may be made to the American Heart Association, 7272 Greenville Ave, Dallas, TX 75231.