Rosie Cooper Elections won
Parliament Member page for Rosie Cooper
Elections listed as contested and won are those forming part of the general elections in 2010, 2015, 2017, 2019 or 2024 and any by-election contested during the 57th and 58th Parliaments. A person may have contested and won an election outside this grouping.
| Election | Constituency | Election type | Party | Vote count | Vote share | Majority |
| 12 December 2019 | West Lancashire | General election | Lab | 27,458 | 52.1% | 8,336 |
| 8 June 2017 | West Lancashire | General election | Lab | 32,030 | 58.9% | 11,689 |
| 7 May 2015 | West Lancashire | General election | Lab | 24,474 | 49.3% | 8,360 |
| 6 May 2010 | West Lancashire | General election | Lab | 21,883 | 45.1% | 4,343 |
Maiden speech
Rosie Cooper's maiden speech was made on 24 May 2005, as the member for West Lancashire. The speech took place in the 1st session of the 54th Parliament.