An election to the 56th Parliament of the United Kingdom for the constituency area of Barnsley East, held as part of the general election on 7 May 2015.
Labour hold by Michael Dugher with a majority of 12,034 - 31.2% - on a turnout of 55.7%.
Candidates
| Name | Party | Vote | Vote share | Vote change |
| DUGHER, Michael | Lab | 21,079 | 54.7% | 7.7% |
| SWIFFEN, Robert | UKIP | 9,045 | 23.5% | 19.0% |
| HARBORNE, Katharine | Con | 5,622 | 14.6% | -1.9% |
| COLEMAN-TAYLOR, Ruth | LD | 1,217 | 3.2% | -15.0% |
| DEVOY, Tony | YF | 647 | 1.7% | - |
| RIDDIOUGH, Kevin | ED | 440 | 1.1% | - |
| DYSON, Ralph | TUSC | 364 | 0.9% | - |
| MARSDEN, Billy | Vap | 103 | 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 69,135, having a valid vote count of 38,517 and an invalid vote count of 180.
Result declared at 04:02 on 8 May 2015.