An election to the 58th Parliament of the United Kingdom for the constituency area of Northampton North, held as part of the general election on 12 December 2019.
Conservative hold by Michael Ellis with a majority of 5,507 - 13.9% - on a turnout of 67.3%.
Candidates
| Name | Party | Vote | Vote share | Vote change |
| ELLIS, Michael | Con | 21,031 | 53.2% | 6.0% |
| KEEBLE, Sally | Lab | 15,524 | 39.3% | -6.0% |
| SAWYER, Martin | LD | 2,031 | 5.1% | 2.6% |
| PATE, Katherine | Green | 953 | 2.4% | 0.8% |
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 58,768, having a valid vote count of 39,539 and an invalid vote count of 120.
Result declared at 04:17 on 13 December 2019.