An election to the 57th Parliament of the United Kingdom for the constituency area of Harrow East, held as part of the general election on 8 June 2017.
Conservative hold by Bob Blackman with a majority of 1,757 - 3.5% - on a turnout of 70.9%.
Candidates
| Name | Party | Vote | Vote share | Vote change |
| BLACKMAN, Bob | Con | 25,129 | 49.4% | -0.9% |
| SHAH, Navin | Lab | 23,372 | 46.0% | 5.3% |
| BERNARD, Adam | LD | 1,573 | 3.1% | 1.0% |
| WALLACE, Emma | Green | 771 | 1.5% | -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 71,755, having a valid vote count of 50,845 and an invalid vote count of 142.
Result declared at 03:39 on 9 June 2017.