An election to the 56th Parliament of the United Kingdom for the constituency area of Cardiff Central, held as part of the general election on 7 May 2015.
Labour gain from Liberal Democrats by Jo Stevens with a majority of 4,981 - 12.9% - on a turnout of 67.3%.
Candidates
| Name | Party | Vote | Vote share | Vote change |
| STEVENS, Jo | Lab | 15,462 | 40.0% | 11.2% |
| WILLOTT, Jenny | LD | 10,481 | 27.1% | -14.3% |
| HOPKIN, Richard | Con | 5,674 | 14.7% | -6.9% |
| RAYBOULD, Anthony | UKIP | 2,499 | 6.5% | 4.4% |
| VON RUHLAND, Christopher | Green | 2,461 | 6.4% | 4.8% |
| POLLARD, Martin | PC | 1,925 | 5.0% | 1.5% |
| WILLIAMS, Steve | TUSC | 110 | 0.3% | -0.2% |
| HUBERT, Kazimir | Ind | 34 | 0.1% | - |
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 57,456, having a valid vote count of 38,646 and an invalid vote count of 117.
Result declared at 03:29 on 8 May 2015.