An election to the 56th Parliament of the United Kingdom for the constituency area of Gravesham, held as part of the general election on 7 May 2015.
Conservative hold by Adam Holloway with a majority of 8,370 - 16.7% - on a turnout of 69.6%.
Candidates
| Name | Party | Vote | Vote share | Vote change |
| HOLLOWAY, Adam | Con | 23,484 | 46.8% | -1.7% |
| DHESI, Tan | Lab | 15,114 | 30.1% | 1.3% |
| MARRIOTT, Sean | UKIP | 9,306 | 18.6% | 13.8% |
| LINDOP, Mark | Green | 1,124 | 2.2% | 0.8% |
| BUNTING, Anne-Marie | LD | 1,111 | 2.2% | -11.1% |
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 72,043, having a valid vote count of 50,139 and an invalid vote count of 181.
Result declared at 13:47 on 8 May 2015.