An election to the 56th Parliament of the United Kingdom for the constituency area of Lewisham West and Penge, held as part of the general election on 7 May 2015.
Labour hold by Jim Dowd with a majority of 12,714 - 26.4% - on a turnout of 66.6%.
Candidates
| Name | Party | Vote | Vote share | Vote change |
| DOWD, Jim | Lab | 24,347 | 50.6% | 9.5% |
| JACKSON, Russell | Con | 11,633 | 24.2% | -1.3% |
| CHANCE, Tom | Green | 4,077 | 8.5% | 6.4% |
| HARDING, Gary | UKIP | 3,764 | 7.8% | 5.3% |
| FEAKES, Alex | LD | 3,709 | 7.7% | -20.4% |
| POWELL-DAVIES, Martin | TUSC | 391 | 0.8% | - |
| HANSOM, David | Ind | 160 | 0.3% | - |
| WHALE, George | LIGB | 44 | 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 72,290, having a valid vote count of 48,125 and an invalid vote count of 159.
Result declared at 05:28 on 8 May 2015.