Born 14 September 1879, the fourth child and third son of Peter Davies, farmer, and Elizabeth, his wife. He was educated at Llangeitho and Tregaron County School, Cardiganshire and took his medical training at the London Hospital, where he won scholarships in anatomy and physiology 1906 and in pathology and surgery 1908, and was awarded the Andrew Clark medal 1908. He served as prosector at the Royal College Surgeons 1906-08, and was house surgeon and resident anaesthetist at the London Hospital. He then returned to his native county in Wales, practising at Birchill, Llangeitho and becoming Medical Officer for Tregaron. He served during the first world war as lieutenant, RAMC and was awarded the Military Cross. He afterwards served as a medical referee under the war pensions commission and in the second world war served on his local medical board under the Military Training Act of 1939. Davies died unmarried at Gynfa, Tregaron, Cardiganshire on 21 January 1947, aged 67.