Son of James Walter Everidge, he was educated at King's College School and King's College Hospital, where he was junior scholar in 1904, senior scholar in 1907 and Alfred Hughes anatomy prizeman. He qualified in 1908, and in 1912 became Sambrooke surgical registrar and surgical tutor at King's Colle

Born 20 July 1876 at Gosberton, Lincs, the second son of Richard Jocelyn Swan (1849-1925), MRCS 1870 (see *Lancet*, 1925, 2, 1257), and his wife Ana Elizabeth, elder daughter of Robert Russell Harper, MRCS 1875, of Holbeach, Lincs. R J Swan was the second son of John W Swan, MRCS 1835, of Ballyragge