Born at Sandford House, Highbury, New Park, London on 30 November 1870, the tenth child and sixth son of John Henry Hewer, MRCS, LSA 1852, and Annie Langton his wife, sister of John Langton, FRCS. There were eleven children of the marriage, and the seven brothers entered the medical profession. Cecil was educated at the City of London School and at St Bartholomew's Hospital, where he served as house surgeon to Sir Thomas Smith. He also acted as assistant house surgeon at the Norfolk and Norwich Hospital. He practised at Glenthorne, Tarporley, Cheshire, and was surgeon to the Albert Infirmary, Winsford, Cheshire. During the war of 1914-18 he was surgeon to the Baltic and Corn Exchange Red Cross Hospital at Calais, doing such good work that he was decorated OBE. He died suddenly at Tarporley on 24 March 1940, leaving a son.