Bertram Stanley Mitford Bowyer, 2nd Baron Denham (3 October 1927 – 1 December 2021), was a British Conservative politician, hereditary peer, writer and member of the House of Lords.

Born in Newport Pagnell,[1] Denham was educated at Eton and King's College, Cambridge.

In 1972, he was promoted to become Captain of the Yeomen of the Guard, the post associated with being the Government Deputy Chief Whip in the House of Lords.

Upon the victory of Margaret Thatcher in the 1979 general election, Denham was made Captain of the Gentlemen-at-Arms, the post associated with being Government Chief Whip in the House of Lords.

He held the post for the entirety of the Thatcher years, leaving office six months into the John Major government in 1991.