2023 West Lancashire by-election
9 February 2023
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West Lancashire constituency | |||||||||||||||||||||||||
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| Turnout | 31.4% ( 40.7 pp) | ||||||||||||||||||||||||
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A by-election for the United Kingdom parliamentary constituency of West Lancashire was held on 9 February 2023, following the resignation of incumbent Labour Party MP Rosie Cooper in order to take up the job of chair of Mersey Care NHS Foundation Trust. Ashley Dalton held the seat for Labour.