An election to the 57th Parliament of the United Kingdom for the constituency area of Gravesham, held as part of the general election on 8 June 2017.
Conservative hold by Adam Holloway with a majority of 9,347 - 19.1% - on a turnout of 67.2%.
Candidates
| Name | Party | Vote | Vote share | Vote change |
| HOLLOWAY, Adam | Con | 27,237 | 55.6% | 8.8% |
| GARFORD, Mandy | Lab | 17,890 | 36.5% | 6.4% |
| FEYISETAN, Emmanuel | UKIP | 1,742 | 3.6% | -15.0% |
| WILLIS, James | LD | 1,210 | 2.5% | 0.3% |
| GILLIGAN, Marna | Green | 723 | 1.5% | -0.8% |
| ROGAN, Michael | Ind | 195 | 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 72,954, having a valid vote count of 48,997 and an invalid vote count of 109.
Result declared at 03:11 on 9 June 2017.