He was born in
Biddenden in
Kent on 3 December 1859, the son of Dr William Guy of Norwich, and attended
Norwich Grammar School. He received a Licentiate from the
Royal College of Surgeons of Edinburgh in 1892 In 1899 he succeeded William Bowman MacLeod as Dean of the
Edinburgh Dental Hospital and served this role for 40 years. The final 5 years (1935-1939) were in a transition period with Arthur Cyril William Hutchison, who eventually replaced him fully in 1939. From October 1899 (prior to its customary use in clinical surgery) he was the first person to employ permanent anaesthetists in the UK. At the peak of his career he was practising from a surgery at 11 Wemyss Place in western Edinburgh. The property had previously been the dental practice of
John Smith. In 1894 he was elected a member of the
Harveian Society of Edinburgh. In May 1911 he was elected a
Fellow of the Royal Society of Edinburgh. His proposers included
William Spiers Bruce and
Thomas Smith Clouston. In the
First World War he served as a military surgeon, at home in Scotland, being employed at Craigleith Hospital (the Second Scottish Military Hospital), specialising in
facial reconstruction. In 1917 he was promoted to Major. He died in Edinburgh in 1950 and is buried with his wife Beatrice in a north section of the original
Dean Cemetery in western Edinburgh. ==Memorials==