Kevin Brennan Elections contested
Parliament Member page for Kevin Brennan
Elections listed as contested and won are those forming part of any general election or by-election contested since since the 2010 general election. A person may have contested an election outside of this grouping.
| Election | Constituency | Election type | Party | Vote count | Vote share | Position |
| 12 December 2019 | Cardiff West | General election | Lab | 23,908 | 51.8% | 1st |
| 8 June 2017 | Cardiff West | General election | Lab | 26,425 | 56.7% | 1st |
| 7 May 2015 | Cardiff West | General election | Lab | 17,803 | 40.7% | 1st |
| 6 May 2010 | Cardiff West | General election | Lab | 16,894 | 41.2% | 1st |