An election to the 57th Parliament of the United Kingdom for the constituency area of Westminster North, held as part of the general election on 8 June 2017.
Labour hold by Karen Buck with a majority of 11,512 - 26.6% - on a turnout of 67.8%.
Candidates
| Name | Party | Vote | Vote share | Vote change |
| BUCK, Karen | Lab | 25,934 | 59.9% | 13.1% |
| HALL, Lindsey | Con | 14,422 | 33.3% | -8.5% |
| HARDING, Alex | LD | 2,253 | 5.2% | 1.5% |
| TANDY, Emmanuelle | Green | 595 | 1.4% | -2.0% |
| DHARAMSEY, Abby | Ind | 91 | 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 63,846, having a valid vote count of 43,295 and an invalid vote count of 192.
Result declared at 02:36 on 9 June 2017.