Davidson, John Colin Campbell, 1st Viscount Davidson, only son of Sir James Mackenzie Davidson, Kt., M.B., C. M., of London, by Georgiana Barbara Watt, daughter of William Henderson, of Aberdeen; b. Feb. 23, 1889; adm. Jan. 15, 1903 (A); left July 1907; Pembroke Coll. Camb., matric. Michaelmas 1907; B.A. 1910; Private Secretary to several Cabinet Ministers, including the Rt. Hon. A. Bonar Law when Prime Minister, 1910-23; called to the bar at the Middle Temple June 4, 1913; M. P. Herts (Hemel Hempstead Div.) Nov. 1920 - Nov. 1923, and from Oct. 1924; Chancellor of the Duchy of Lancaster June 1923 - Jan. 1924; Financial Secretary to the Admiralty Nov. 1924 - Nov. 1926; Chairman of the Conservative Party organization 1926-30; Chancellor of the Duchy of Lancaster 1931-7; served in Home Guard in Great War II; Controller of Production, Ministry of Information 1941; C. B. Jan. 1, 1919; C. H. March 25, 1923; P. C. 1928; G. C. V. O. 1935; created a Viscount May 28, 1937; a Governor of the School July 1927; Busby Trustee 1929; president of the Elizabethan Club 1946-49; represented Westminster on Governing Bodies' Assn. 1949-59; m. April 10, 1919, the Hon. Frances Joan, younger daughter of Willoughby, 1st Baron Dickinson; d. 11 Dec. 1970.