An election to the 57th Parliament of the United Kingdom for the constituency area of Gillingham and Rainham, held as part of the general election on 8 June 2017.
Conservative hold by Rehman Chishti with a majority of 9,430 - 19.3% - on a turnout of 67.0%.
Candidates
| Name | Party | Vote | Vote share | Vote change |
| CHISHTI, Rehman | Con | 27,091 | 55.4% | 7.5% |
| STAMP, Andy | Lab | 17,661 | 36.1% | 10.5% |
| COOK, Martin Anthony | UKIP | 2,097 | 4.3% | -15.2% |
| CHAPLIN, Paul | LD | 1,372 | 2.8% | -0.8% |
| GREGORY, Clive Bryn Malcolm | Green | 520 | 1.1% | -1.3% |
| PEACOCK, Roger James | CPA | 127 | 0.3% | - |
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 72,903, having a valid vote count of 48,868 and an invalid vote count of 90.
Result declared at 04:19 on 9 June 2017.