Charles Glen MacAndrew, 1st Baron MacAndrew, PC, DL, TD (13 January 1888 – 11 January 1979) was a Scottish Unionist politician.

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Born in Ayrshire, he was educated at Uppingham School and at Trinity College, Cambridge.

MacAndrew was elected at the 1924 general election as Member of Parliament (MP) for the Kilmarnock constituency in Ayrshire, and held the seat until his defeat at the 1929 general election. He stood unsuccessfully in the Kilmarnock by-election in November 1929, but was returned to the House of Commons at the 1931 general election for Glasgow Partick, and in 1935 for Bute and Northern Ayrshire, holding that seat until he retired from the Commons in 1959.

He was Deputy Chairman of Ways and Means, House of Commons, from May to July 1945 and from March 1950 to October 1951, and a Deputy Speaker of the House of Commons and Chairman of Ways and Means from 1951 to 1959.

He commanded the Ayrshire Yeomanry from 1932 to 1936 and was Honorary Colonel from 1951 to 1955. He was knighted in the 1935 Birthday Honours,^[1] appointed a Privy Counsellor^[2] in 1952 and was raised to the peerage as Baron MacAndrew in 1959.^[3]