On Tuesday, September 25, 2018, of Silver Spring, MD. Beloved husband of the late Jane Salpacka Williamson. Loving father of Julie (Alan) Stremel, Brian A. (Bernadette) Williamson and the late Sheila Williamson. Grandfather of Kristen Brown, Sandra Stremel, Anthony Williamson and Laura Williamson. Also survived by two great-grandchildren. Visitation will be held at Collins Funeral Home, 500 University Boulevard West, Silver Spring, MD, (Valet Parking), Sunday, September 30, 2018, from 2 to 4 p.m. Mass of Christian Burial will be celebrated at St. Catherine Laboure Church, 11801 Claridge Road, Wheaton, MD, 20902 on Monday, October 1, at 12 p.m. Interment Gate of Heaven Cemetery. In lieu of flowers, memorial contributions may be made to Montgomery Hospice, 1355 Piccard Drive, Suite 100, Rockville, MD 20850.