He is survived by sons, Donald E Pless Jr. and Jeffery Parker Pless; two step children, Pamela Appleton and Tinsley Leebrick; sister-in-law, Betty Pless; nephew, Dan Pless. and three step grandchildren and five step great grandchildren including twins Henry and Alexander. SMST Pless was married twice: Pansy Eloise Johnson (1948-1988) and Hazel Leebrick Pless (1990-2019). SMST Pless and wife Hazel were proprietors of the Catoctin Inn and retired to the Astoria Condo in Arlington, VA.
A visitation will be held at Murphy Funeral Home Arlington on Wednesday, October 23, 2019 from 6-8pm The funeral service at 11am on Thursday, October 24, 2019 at The Fort Myer Old Post Chapel with burial at Arlington Cemetery.