Trudy Lynne Harrison is a British Conservative Party politician who has been the Member of Parliament (MP) for Copeland since the February 2017 by-election. It was the first time Copeland had elected a Conservative MP since 1931, and the first time the constituency had elected a female MP. Three months after her by-election victory, Harrison was re-elected in the 2017 general election and held her seat in 2019.

There was a by-election in the British parliamentary constituency of Copeland on 23 February 2017, following the resignation of Labour Member of Parliament (MP) Jamie Reed. Conservative candidate Trudy Harrison gained the seat from Labour, the first gain for a governing party in a by-election since 1982.