Sir Douglas William Gretton Wass GCB (15 April 1923 – 4 January 2017) was a British civil servant who served as Permanent Secretary to HM Treasury from 1974 to 1983.
Wass was born in Wallasey, Merseyside the son of Arthur, a customs official and his wife, Elsie.
He attended the independent Nottingham High School winning a maths scholarship to St John's College, Cambridge graduating with a double first.
During the second world war he worked in advanced weapons research in the Royal Navy, joining the Treasury in 1946.
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