Born at Eden Park, Marryatville, South Australia, on 26 September 1869, fourth child and second son of Wentworth Cavenagh, gentleman, he was educated at St Peter's College, Adelaide, at the University of Adelaide, and at the London Hospital, having come to England in 1894. (1) He was appointed assistant surgeon at the Adelaide Hospital in 1900, becoming surgeon in 1919. He was the first lecturer on pathology in Adelaide University and was for eight years the lecturer on surgery. He also at various times performed the duties of Prof Archibald Watson as professor of anatomy. During the war he served (1915) with the rank of captain in the Third Light Horse, Australian Army Medical Corps, in Gallipoli and Egypt, and was afterwards surgical specialist at the 2nd Stationary Hospital, El Arish, Palestine. On his return to Adelaide at the end of the war he acted as secretary of the South Australian branch of the British Medical Association. He died at North Adelaide on 27 June 1933, and was buried in West Terrace cemetery, Adelaide. [(1) He was born Wentworth Roland Cavenagh, but in later life became Wentworth Roland Cavenagh-Mainwaring. His mother was Ellen Jane Mainwaring.]