Born on 14 August 1872 at Moss Hall, Finchley, Middlesex, the elder son of John Campin Newman, stockbroker, and Fanny, his wife, daughter of Roger Peele of Park House, South Molton, North Devon. He was educated at Rugby and at Trinity College, Cambridge, before entering St Bartholomew's Hospital, where he served as house surgeon. He practised at Thorley House, Bishop's Stortford, Herts. During the war Newman served in France, with a commission as captain, RAMC(T), dated 3 December 1916, and was promoted acting major on 29 October 1918. He was twice mentioned in despatches, and was created OBE in 1919. Newman married on 18 July 1905 Gladys Mary, only daughter of H W Newman of The Priory, Mill Hill, Middlesex, who survived him with a son and a daughter. He died suddenly at his house, The Old Kennels, Bishop's Stortford, on 10 February 1942, aged 69, and was buried at Thorley.