Born on 14 February 1889, Griffith Evans was educated at Ruthin School and Magdalen College, Oxford, where he gained second-class honours in the final school of Natural Sciences (physiology), and had his medical training at St George's Hospital, London. He joined the RAMC as a student on the outbreak of war in 1914, and qualifying in 1916 continued to serve till 1919. After holding the posts of house surgeon and surgical registrar at St George's, he was resident medical officer at King Edward VI Hospital for Officers, London, during 1920. Evans then returned to his native Carnarvon, where he practised at 37 Castle Square till his retirement. He was surgeon to the Carnarvonshire and Anglesey Infirmary till 1938, and President of the North Wales branch of the BMA in 1942-43. Evans's book *Essays on familial syphilis* (1929) was awarded the Charles Hastings certificate of merit by the BMA and the gold medal of the Hunterian Society in 1931; He served as High Sheriff of Caernarvonshire in 1942-43. Evans came back to London in his retirement, living at Melbury Road, Kensington. He died in St Mary Abbot's Hospital on 20 September 1966, aged seventy-seven. His wife, Dilys, died on 26 May 1967.