Charles Glen MacAndrew was born on the 13th January 1888 to parents Francis Glen MacAndrew and Elizabeth Muir Graham. He married Lilian Cathleen Curran on 7th February 1918. They had 3 children 2 boys and a daughter. They divorced in 1938. He then went on to marry Marion Eleanor Bonthron Mitchell on 2nd February 1941 and had a daughter born in 1942.
Although Charles was born in Ayrshire, he attended Uppingham School and Trinity College Cambridge in England.
After serving in France during the 1st World War Charles returned to Scotland and was elected as the Conservative Member of Parliament for Kilmarnock from October 1924-1929. He then stood unsuccessfully in the Kilmarnock by election later in 1929.He returned to the House when he won the Seat for Glasgow Partick in 1931 and in 1935 for Bute and North Ayrshire. He went on to hold that seat for 24 years.
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 King's Birthday Honours List 1935, appointed a Privy Counsellor in 1952 and was raised to the peerage as Baron MacAndrew in 1959.
He died on the 11th January 1979 aged 90yrs old.
Past Master of Lodge Thistle No. 127 in the Province of Ayrshire 1930-1931, Honorary Member of Partick Saint Mary’s Lodge No.117 on the 3rd January 1934