An election to the 56th Parliament of the United Kingdom for the constituency area of West Tyrone, held as part of the general election on 7 May 2015.
Sinn Féin hold by Pat Doherty with a majority of 10,060 - 26.0% - on a turnout of 60.5%.
Candidates
| Name | Party | Vote | Vote share | Vote change |
| DOHERTY, Pat | SF | 16,807 | 43.5% | -4.9% |
| BUCHANAN, Tom | DUP | 6,747 | 17.5% | -2.3% |
| MCCROSSAN, Daniel | SDLP | 6,444 | 16.7% | 2.7% |
| HUSSEY, Ross | UUP | 6,144 | 15.9% | - |
| DONNELLY, Stephen | APNI | 869 | 2.2% | -0.1% |
| MCCLEAN, Ciaran | Green | 780 | 2.0% | - |
| BROWN, Barry | CSA | 528 | 1.4% | - |
| LEYLAND, Claire-Louise | Con | 169 | 0.4% | - |
| WHITE, Susan-Anne | Ind | 166 | 0.4% | - |
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 63,856, having a valid vote count of 38,654 and an invalid vote count of 353.
Result declared at 01:47 on 8 May 2015.