William Warrender Mackenzie
William Warrender Mackenzie, 1st Baron Amulree GCB, KBE, PC, KC (19 August 1860 – 5 May 1942), known as Sir William Mackenzie between 1918 and 1929, was a British barrister, public servant and Labour, later National Labour, politician. He served as Secretary of State for Air under Ramsay MacDonald between 1930 and 1931.
Son of Robert Robyn, of Scone, Perthshire, and Jean, daughter of Basil Menzies. He was educated at the University of Edinburgh and was called to the Bar, Lincoln's Inn, in 1886.
Mackenzie published The Overseer's Handbook in 1889 and became a King's Counsel in 1914. He was appointed a CBE in 1917 and a KBE in 1918. The latter year he became Chairman of the Committee on Production, a position he held until 1919.
He was then President of the Industrial Court between 1919 and 1926 and Chairman of the National Wages Board for Railways between 1920 and 1926, of the Industrial Delegation to Canada and the USA between 1926 and 1927 and of the Departmental Committee on the Shop Hours Act 1927.
He was made a GCB in 1926
1942 Obituary [1]