An election to the 58th Parliament of the United Kingdom for the constituency area of Dewsbury, held as part of the general election on 12 December 2019.
Conservative gain from Labour by Mark Eastwood with a majority of 1,561 - 2.8% - on a turnout of 69.4%.
Candidates
| Name | Party | Vote | Vote share | Vote change |
| EASTWOOD, Mark | Con | 26,179 | 46.4% | 1.3% |
| SHERRIFF, Paula | Lab | 24,618 | 43.7% | -7.3% |
| ROSSINGTON, John | LD | 2,406 | 4.3% | 2.1% |
| JAMES, Philip | BRX | 1,874 | 3.3% | - |
| COPE, Simon | Green | 1,060 | 1.9% | 0.1% |
| STANTON, Archibald | MRLP | 252 | 0.4% | - |
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 81,253, having a valid vote count of 56,389 and an invalid vote count of 272.
Result declared at 05:37 on 13 December 2019.