Born at Jandakot WA, Presbyterian. Enlisted at Perth 11 November 1915 age 19. Nok parents, Charles Williamson and Eliza Ann Williamson of Gill St, Cottesloe Beach. Embarked at Fremantle 12 February 1916 per A28 Miltiades. Frank was reported missing in action in France 3 September 1916 and an inquiry declared him dead. Buried Regina Trench Cemetery, Grandcourt, France, 0.75 mile east of Thiepval and eight kilometres NNE of Albert. Service medals: 1914-15 Star, BMW and VM.