An election to the 56th Parliament of the United Kingdom for the constituency area of Glasgow South, held as part of the general election on 7 May 2015.
SNP gain from Labour by Stewart McDonald with a majority of 12,269 - 25.2% - on a turnout of 65.9%.
Candidates
| Name | Party | Vote | Vote share | Vote change |
| MCDONALD, Stewart | SNP | 26,773 | 54.9% | 34.7% |
| HARRIS, Tom | Lab | 14,504 | 29.7% | -22.0% |
| THORNTON, Kyle | Con | 4,752 | 9.7% | -1.7% |
| WHITELAW, Alastair | Green | 1,431 | 2.9% | 0.5% |
| HOYLE, Ewan | LD | 1,019 | 2.1% | -9.7% |
| SMITH, Brian | TUSC | 299 | 0.6% | -0.3% |
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 74,051, having a valid vote count of 48,778 and an invalid vote count of 87.
Result declared at 03:54 on 8 May 2015.