John J. Thielmann, age 91, of Markham, IL, passed away on Thursday, August 27, 2015. Beloved husband of the late Eleanor Thielmann. Loving father of the late William (Donna) Deitche. Proud grandfather of 3; great grandfather of 10; and great great grandfather of 3. Preceded in death by his parents Peter and Helen Thielmann. Visitation Saturday, August 29, 2015 at 9:00 a.m. until the time of the prayer service at 11:00 a.m. at Smits, DeYoung-Vroegh Funeral Home, 649 E. 162nd St.(Rt.6/159th St.) South Holland, IL. Interment Holy Cross Cemetery Calumet City, IL. For further info, please contact 708-333-7000 or visit our online obituary and guest book at www.SMITSFH.com.