John Jestyn Llewellin, 1st Baron Llewellin was a British army officer, Conservative Party politician and minister in Winston Churchill's war government.

Uxbridge was a seat returning one Member of Parliament (MP) of the House of Commons of the UK Parliament from 1885 to 2010. Its MPs elected were: Conservative Party candidates for 107 years and Labour Party candidates for 18 years. The closing 40 years of the seat's history saw Conservative victory — in 1997 on a very marginal majority in relative terms.