An election to the 56th Parliament of the United Kingdom for the constituency area of Bristol West, held as part of the general election on 7 May 2015.
Labour gain from Liberal Democrats by Thangam Debbonaire with a majority of 5,673 - 8.8% - on a turnout of 70.4%.
Candidates
| Name | Party | Vote | Vote share | Vote change |
| DEBBONAIRE, Thangam | Lab | 22,900 | 35.7% | 8.1% |
| HALL, Darren | Green | 17,227 | 26.8% | 23.0% |
| WILLIAMS, Stephen | LD | 12,103 | 18.8% | -29.2% |
| HISCOTT, Claire | Con | 9,752 | 15.2% | -3.2% |
| TURNER, Paul | UKIP | 1,940 | 3.0% | 1.8% |
| PARRY, Dawn | IFB | 204 | 0.3% | - |
| WESTON, Stewart | LU | 92 | 0.1% | - |
Under section 13(b) of the Representation of the People Act 1985, a candidate gaining 5% or less of the vote share will forfeit their deposit.
An electorate of 91,236, having a valid vote count of 64,218 and an invalid vote count of 198.
Result declared at 06:48 on 8 May 2015.