An election to the 58th Parliament of the United Kingdom for the constituency area of Delyn, held as part of the general election on 12 December 2019.
Conservative gain from Labour by Rob Roberts with a majority of 865 - 2.3% - on a turnout of 70.3%.
Candidates
| Name | Party | Vote | Vote share | Vote change |
| ROBERTS, Rob | Con | 16,756 | 43.7% | 2.2% |
| HANSON, David | Lab | 15,891 | 41.4% | -10.8% |
| PARKHURST, Andrew | LD | 2,346 | 6.1% | 3.5% |
| WILLIAMS, Nigel | BRX | 1,971 | 5.1% | - |
| ROWLINSON, Paul | PC | 1,406 | 3.7% | -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 54,560, having a valid vote count of 38,370 and an invalid vote count of 105.
Result declared at 03:21 on 13 December 2019.