Cecil Bisshopp Harmsworth, 1st Baron Harmsworth LLD, was a British businessman and Liberal politician. He served as Under-Secretary of State for the Home Department in 1915 and as Under-Secretary of State for Foreign Affairs between 1919 and 1922.

Luton was a constituency including the town of Luton in Bedfordshire. It returned one Member of Parliament (MP) to the House of Commons of the UK Parliament from 1885 to 1974, elected by the first past the post system.