Patrick received his medical education at Queens College, Cork., qualifying L.R.C.P.I & S.I., L.M. in 1903. In 1913 he received a diploma in public health [DPH]. He joined the R.A.M.C., at the rank of Lieutenant on 30th January 1906, then served in India from 1907 to 1912. During this time, on 30th July 1909, he gained promotion to Captain. He entered the war in France on 19th August 1914, attached as Medical Officer to the 36th Brigade, Royal Field Artillery. He was awarded the Distinguished Service Order: “Patrick Sampson, Capt., Has shown frequent and continuous gallantry throughout the campaign, especially on 21st and 22 Oct., attending wounded men under very heavy shell fire.” On 27th January 1915, Patrick changed places with Capt Thurston from 6th Field Ambulance, and took over temporary command of the unit in Major Winder’s absence. On 19th August 1915, he took over permanent command, and from 19th September 1915 served under the rank of temporary Major. On 19th June 1916, Patrick left the 6th Field Ambulance and proceeded to No 26 General Hospital to serve as Registrar. He was invalided in 1917 but returned to the Western Front. On 30th January 1918 he gained the full rank of Major. From 1919 he served in Egypt, up to May 1921 when he went to Mesopotamia. He then returned to India in 1921 but was invalided the next year. He died at Cricklade, Wilks. He was the son of M Sampson; and the husband of Dorothea, daughter of Commander D H Kirwan, R.N. - married in 1917.