An election to the 57th Parliament of the United Kingdom for the constituency area of West Suffolk, held as part of the general election on 8 June 2017.
Conservative hold by Matt Hancock with a majority of 17,063 - 33.0% - on a turnout of 66.9%.
Candidates
| Name | Party | Vote | Vote share | Vote change |
| HANCOCK, Matt | Con | 31,649 | 61.2% | 9.0% |
| JEFFERYS, Michael | Lab | 14,586 | 28.2% | 10.7% |
| FLOOD, Julian | UKIP | 2,396 | 4.6% | -17.1% |
| TEALBY-WATSON, Elfreda | LD | 2,180 | 4.2% | -0.8% |
| ALLWRIGHT, Donald | Green | 935 | 1.8% | -1.8% |
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 77,348, having a valid vote count of 51,746 and an invalid vote count of 104.
Result declared at 02:45 on 9 June 2017.