Born at Dunbunraver, Newtownstewart, Co Tyrone on 3 September 1891, the eldest child of John Hamilton McKelvey and Sarah Dunn Leitch, his wife. He was educated at the Academy, Omagh, Co Tyrone, at the University of Edinburgh, and in London at St Mary's and Guy's Hospitals. In 1913 he was awarded the Alexander memorial prize and gold medal at the Royal Army Medical College, was gazetted captain, RAMC, on 1 November 1915 and major on 2 May 1918, He was for a time resident house physician at the Dreadnought Hospital, Greenwich; during the war he served in France, and was awarded the Military Cross and the Croix de Guerre with palm. Towards the end of the war he was surgical specialist at the Royal Herbert Hospital, Woolwich. He died unmarried on 17 March 1938 and was buried at Cappagh, Omagh, Co Tyrone. Publications:- Subcutaneous rupture of the pectoralis major muscle. *Brit med J* 1928, 2, 611. The therapeutic action of prostigmin, with E A Carmichael, F R Fraser, and D P D Wilkie. *Lancet*, 1934, 1, 942.