Donald J. Wakup, 66 of Glendale Heights, retired Operations Manager of Metal Master, was born February 16, 1949 in Chicago to the late Raymond and Margaret (nee Tribulak) Wakup and passed away January 5, 2016. Don was the beloved brother of Raymond F. (Nina) Wakup; proud uncle to Linda (Mark), Laurie (Philip), Jennifer, Jeffrey Wakup; great uncle to Tiffany (Daniel), Jonathon, Samantha, Kayleigh, Tristan and Paityn; cherished by many extended family members including Phillip Drzewiecki, close friends and coworkers. Visitation will be Saturday, January 16, 2016 from 1:00 PM until time of funeral service 4:00 PM at Cypress Funeral Home, 1698 N. Bloomingdale Road, Glendale Heights, IL, 60139. Interment will be private. In lieu of flowers, memorial contributions in his name can be made to the American Diabetes Association, 55 E. Monroe Street, Suite 3420, Chicago, IL 60603.