An election to the 56th Parliament of the United Kingdom for the constituency area of Fermanagh and South Tyrone, held as part of the general election on 7 May 2015.
UUP gain from Sinn Féin by Tom Elliott with a majority of 530 - 1.0% - on a turnout of 72.6%.
Candidates
| Name | Party | Vote | Vote share | Vote change |
| ELLIOTT, Tom | UUP | 23,608 | 46.4% | - |
| GILDERNEW, Michelle | SF | 23,078 | 45.4% | -0.1% |
| COYLE, John | SDLP | 2,732 | 5.4% | -2.3% |
| JONES, Tanya | Green | 788 | 1.5% | - |
| SU, Hannah | APNI | 658 | 1.3% | 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 70,108, having a valid vote count of 50,864 and an invalid vote count of 286.
Result declared at 05:24 on 8 May 2015.