Nicholas T. Thalassinos, age 72, of Oak Park, Illinois passed away November 12, 2021. Dear brother of the late Constantine; devoted son of the late Rev. Dr. Theodore and Presvytera Panayiota (nee Marinakos) Thalassinos; dear nephew of the late Leon Marinakos; cherished grandson of the late Nicholas and Annetta Thalassinos and the late Constantine and Maria Marinakos. Visitation will be held Tuesday, November 30, 2021, 11:00 am until the time of service at 11:30 am at Assumption Greek Orthodox Church, 601 S Central Ave, Chicago, IL 60644. Interment in Elmwood Cemetery, River Grove, Illinois. Funeral care provided by G.L. Hills Funeral Home. For information, please call 847-699-9003 or visit www.glhillsfuneralhome.com.