An election to the 58th Parliament of the United Kingdom for the constituency area of Aberavon, held as part of the general election on 12 December 2019.
Labour hold by Stephen Kinnock with a majority of 10,490 - 33.2% - on a turnout of 62.3%.
Candidates
| Name | Party | Vote | Vote share | Vote change |
| KINNOCK, Stephen | Lab | 17,008 | 53.8% | -14.3% |
| LANG, Charlotte | Con | 6,518 | 20.6% | 2.9% |
| DAVIES, Glenda | BRX | 3,108 | 9.8% | - |
| HUNT, Nigel | PC | 2,711 | 8.6% | 0.3% |
| KINGSTON-JONES, Sheila | LD | 1,072 | 3.4% | 1.6% |
| BEANY, Captain | Ind | 731 | 2.3% | - |
| FINNEY, Giorgia | Green | 450 | 1.4% | - |
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 50,750, having a valid vote count of 31,598 and an invalid vote count of 82.
Result declared at 02:30 on 13 December 2019.