Son of John S M Churchill, JP, of Wimbledon. He received his professional training at the University of Edinburgh and at St Thomas's Hospital, where he was Surgical Registrar. He was at one time Pathological Assistant at the Royal Infirmary, Edinburgh, and was also Resident Medical Officer at the York Road Lying-in Hospital. He was for many years in practice at 4 Cranley Gardens, South Kensington, and was Surgeon to the Victoria Hospital for Children, Chelsea, from 1871-1889. He was also for a time Hon Surgeon to the Young Women's Home, Sloane Street. He died at Cranley Gardens on June 22nd, 1916. His father was the well-known medical publisher. Publications: "Statistics of Limb Amputations, 1862-9." - *St Thomas's Hosp. Rep.*, i, 503. *St Thomas's Hospital Statistical Reports (Medical)*, 1868-70, 8vo, London, 1868-70. Translation of Liebreich "On the Use and Abuse of Atropine." "Report of Private Obstetrical Practice for Thirty-nine Years," 8vo, Dublin, 1872; reprinted from *Dublin Jour. Med. Sci.*, 1872. "The Complications of Hernia." - *St Thomas's Hosp. Rep.*, iii, 159. *Face and Foot Deformities: with illustrations of new appliances for the cure of birthmark, club-foot, etc.*, 8vo, 14 plates, London, 1885; American ed., 1885. *High-pressure Education, being an Exposition of the Evil Effects upon the Rising Generation of Hurry and Worry at School*, 12mo, London, 1885. *Causation and Treatment of Congenital Club foot*, 8vo, London, 1887. "On a New Mode of Arresting Haemorrhage by Temporary Compression." - *Lancet*, 1865, ii, 510, 556, etc. "The Therapeutic Value of the Hypophosphites Combined Soluble Tonic for Children." - *Brit. Med. Jour.*, 1880, i, 472. "Mechanical Distortion of the Spine." - *Ibid.*, 1871, i, 638. A memoir of considerable merit based on an instance of curvature of the spine dependent upon an inequality in the length of the lower extremities, and associated with hypertrophy of the right patella.