On Saturday, September 30, 2017, of Gaithersburg, MD. Beloved husband for 48 years of Angie Giakoumatos; father of Sandra (Chris), William, Demetri (Maria) and Alexander; grandfather of Alex, Sophia and Anna. Relatives and friends may call at Collins Funeral Home, 500 University Boulevard West, Silver Spring, MD, (Valet Parking), Wednesday, October 4, from 2 to 4 and 7 to 9 p.m. Funeral service will be held at Greek Orthodox Church of St. George, 7701 Bradley Blvd., Bethesda, MD, on Thursday, October 5, 2017 at 10 a.m. Interment All Souls Cemetery. Contributions in his memory may be made to Greek Orthodox Church of St. George.