Melanie Onn
- Constituency
- Great Grimsby and Cleethorpes
- Region
- England
- Member since
- 4 July 2024
This parliament
- Voting participation
- 74%
- Debates contributed to
- 214
- Registered interests
- 14
- Declared value
- £43,420
Record last updated 14 Oct 2026
Melanie Onn, Labour (Co-op) MP for Great Grimsby and Cleethorpes, was elected to the current parliament on 5 July 2024. She has cast 435 votes from 586 eligible divisions, giving her a participation rate of 74%, and has made 327 debate contributions across 211 debates, placing her in the top 25% of MPs by debate participation and top 25% of MPs elected in 2024 by debate contributions. Her most frequent debate topics have been Trade & Industry, Other/Procedural, and Parliamentary Procedure, while her voting has concentrated on Parliamentary Procedure, Employment & Workers Rights, and Justice & Law.
Summary generated on 09/10/2026 (View details)
VOTING PARTICIPATION
440 / 591
74.45%
Ranked #283 of 655 MPs (57th percentile)
DEBATE CONTRIBUTIONS
214 / 11985
335 total contributions
Ranked #140 of 655 MPs (79th percentile)
REGISTERED INTERESTS
14
£43,419.60
Ranked #178 of 655 MPs (73th percentile)
PARLIAMENTARY RECORD
Melanie Onn is the Labour MP for Great Grimsby and Cleethorpes, and has been an MP continually since 4 July 2024.
Constituencies
- Great Grimsby and Cleethorpes Jul 2024 – present
- Great Grimsby May 2015 – Nov 2019 · 2 terms
Posts held
- Shadow Minister (Housing, Communities and Local Government) (Housing) Jan 2018 – Mar 2019 · Opposition
- Shadow Minister (Housing) Jul 2017 – Jan 2018 · Opposition
- Shadow Deputy Leader of the House of Commons Sep 2015 – Jun 2016 · Opposition