An election to the 58th Parliament of the United Kingdom for the constituency area of Scunthorpe, held as part of the general election on 12 December 2019.
Conservative gain from Labour by Holly Mumby-Croft with a majority of 6,451 - 17.1% - on a turnout of 60.9%.
Candidates
| Name | Party | Vote | Vote share | Vote change |
| MUMBY-CROFT, Holly | Con | 20,306 | 53.8% | 10.3% |
| DAKIN, Nic | Lab | 13,855 | 36.7% | -15.3% |
| GORMAN, Jerry | BRX | 2,044 | 5.4% | - |
| DOWNES, Ryk | LD | 875 | 2.3% | 0.9% |
| DENNINGTON, Peter | Green | 670 | 1.8% | - |
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 61,955, having a valid vote count of 37,750 and an invalid vote count of 84.
Result declared at 03:08 on 13 December 2019.