An election to the 57th Parliament of the United Kingdom for the constituency area of Brighton, Pavilion, held as part of the general election on 8 June 2017.
Green hold by Caroline Lucas with a majority of 14,699 - 25.5% - on a turnout of 76.4%.
Candidates
| Name | Party | Vote | Vote share | Vote change |
| LUCAS, Caroline | Green | 30,149 | 52.3% | 10.4% |
| CURTIS, Solomon | Lab | 15,450 | 26.8% | -0.5% |
| WARMAN, Emma | Con | 11,082 | 19.2% | -3.6% |
| BUCHANAN, Ian | UKIP | 630 | 1.1% | -3.9% |
| YEOMANS, Nick | Ind | 376 | 0.7% | - |
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 75,486, having a valid vote count of 57,687 and an invalid vote count of 154.
Result declared at 06:04 on 9 June 2017.