Thomas J. Conlon Sr. late of Oak Forest, IL. US Army Korean War Veteran. Beloved husband of 67 years to Lillian Conlon nee Fojtik. Loving father of Kelli (Greig) Mayer, Kathleen (Robert) Legatzke, Thomas Jr. (Beth), Karolyn (Ken) Cummings, and Kristine (William) Miller. Caring grandfather of Lindsay (Christopher) Vandenberg, Greig (Kim) Mayer, Nicholas and Brian Legatzke, Thomas (Molly), Sean, Lily and Emily Cummings, Will and Marcy Miller, and great grandfather of Harper, Jack, Rowan, and Raegen. Services will be held privately.