An election to the 58th Parliament of the United Kingdom for the constituency area of Neath, held as part of the general election on 12 December 2019.
Labour hold by Christina Rees with a majority of 5,637 - 15.3% - on a turnout of 65.1%.
Candidates
| Name | Party | Vote | Vote share | Vote change |
| REES, Christina | Lab / Co-op | 15,920 | 43.3% | -13.4% |
| BURNS, Jon | Con | 10,283 | 28.0% | 4.3% |
| WILLIAMS, Daniel | PC | 4,495 | 12.2% | -1.7% |
| BRISCOE, Simon | BRX | 3,184 | 8.7% | - |
| KINGSTON-JONES, Adrian | LD | 1,485 | 4.0% | 2.1% |
| LLOYD, Megan | Green | 728 | 2.0% | - |
| ROGERS, Philip | Ind | 594 | 1.6% | - |
| WILLIAMS, Carl | SDP | 67 | 0.2% | - |
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 56,419, having a valid vote count of 36,756 and an invalid vote count of 107.
Result declared at 03:03 on 13 December 2019.