Who is the MP for Great Grimsby and Cleethorpes?
Melanie Onn MP · Labour
Melanie Onn (Labour) is the Member of Parliament for Great Grimsby and Cleethorpes, and has been in the House of Commons since 4 July 2024.
2024 General Election in Great Grimsby and Cleethorpes
Result: Lab Gain. Turnout was 48.1% (36,619 votes from 76,157 electors). The majority was 4,803, or 13.1% of votes cast.
Current committees
- Energy Security and Net Zero Committee, since 17 March 2025
- Immigration and Asylum Bill, since 9 September 2026
Melanie Onn on parliament.uk
Everything below opens Parliament's own published record. Nothing here is scored or ranked.
- How they have voted
- What they have said in the Commons (Hansard)
- Written questions they have asked
- Register of Members' Financial Interests
- Contact details
- Great Grimsby and Cleethorpes constituency page
See the whole record in the app
Who Is My MP? is a free iPhone app. Enter your postcode and it shows your MP's votes, speeches, questions and declared interests on one screen, with every item linked to Parliament's own record.
Is Great Grimsby and Cleethorpes your constituency?
Constituencies follow addresses, not town names, so neighbouring streets can sit in different seats. Use the app, or Parliament's Find your MP, to check by postcode.
Data from UK Parliament's Members API, under the Open Parliament Licence v3.0. Page built 24 September 2026.