The Westmorland by-election of 1871 was fought on 21 February 1871. The byelection was fought due to the incumbent Conservative MP, Thomas Taylor becoming Baron Kenlis and so losing his house of Commons sead due to his seat in the House of Lords. It was won, by his son Thomas Taylor, who stood unopposed as the Conesrvatvice candidate.
References
Westmorland by-election, 1871 Wikipedia(Text) CC BY-SA