An election to the 56th Parliament of the United Kingdom for the constituency area of Livingston, held as part of the general election on 7 May 2015.
SNP gain from Labour by Hannah Bardell with a majority of 16,843 - 29.3% - on a turnout of 69.9%.
Candidates
| Name | Party | Vote | Vote share | Vote change |
| BARDELL, Hannah | SNP | 32,736 | 56.9% | 31.0% |
| MORRICE, Graeme | Lab | 15,893 | 27.6% | -20.8% |
| DONNELLY, Christopher | Con | 5,929 | 10.3% | -0.5% |
| SOMERVILLE, Nathan | UKIP | 1,757 | 3.1% | 2.1% |
| DUNDAS, Charles | LD | 1,232 | 2.1% | -9.0% |
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 82,373, having a valid vote count of 57,547 and an invalid vote count of 84.
Result declared at 03:46 on 8 May 2015.