An election to the 56th Parliament of the United Kingdom for the constituency area of Vauxhall, held as part of the general election on 7 May 2015.
Labour hold by Kate Hoey with a majority of 12,708 - 26.5% - on a turnout of 58.3%.
Candidates
| Name | Party | Vote | Vote share | Vote change |
| HOEY, Kate | Lab | 25,778 | 53.8% | 4.0% |
| BELLIS, James | Con | 13,070 | 27.3% | 5.7% |
| HASNAIN, Gulnar | Green | 3,658 | 7.6% | 6.0% |
| HYYRYLÄINEN-TRETT, Adrian | LD | 3,312 | 6.9% | -18.2% |
| NNOROM, Ace | UKIP | 1,385 | 2.9% | - |
| CHAPMAN, Mark | Prte | 201 | 0.4% | - |
| HARDY, Simon | LU | 188 | 0.4% | - |
| JENSEN, Louis | CSA | 164 | 0.3% | - |
| GHANI, Waleed | Whig | 103 | 0.2% | - |
| LAMBERT, Danny | SPGB | 82 | 0.2% | - |
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 82,231, having a valid vote count of 47,941 and an invalid vote count of 234.
Result declared at 03:28 on 8 May 2015.