A by-election for the United Kingdom parliamentary constituency of North Shropshire was held on 16 December 2021. It was triggered by the resignation of the Conservative Member of Parliament (MP) Owen Paterson on 5 November 2021. The by-election was won by Helen Morgan, with a 34% swing from the Conservatives to the Liberal Democrats.

Owen William Paterson is a British former politician who served as Secretary of State for Northern Ireland from 2010 to 2012 and Secretary of State for Environment, Food and Rural Affairs from 2012 to 2014 under Prime Minister David Cameron. A member of the Conservative Party, he served as Member of Parliament (MP) for North Shropshire from 1997 until his resignation in 2021. Paterson was also the President of the Northern Ireland Conservatives.