An election to the 56th Parliament of the United Kingdom for the constituency area of West Suffolk, held as part of the general election on 7 May 2015.
Conservative hold by Matthew Hancock with a majority of 14,984 - 30.4% - on a turnout of 64.6%.
Candidates
| Name | Party | Vote | Vote share | Vote change |
| HANCOCK, Matthew | Con | 25,684 | 52.2% | 1.6% |
| FLOOD, Julian | UKIP | 10,700 | 21.7% | 15.3% |
| JEFFERYS, Michael | Lab | 8,604 | 17.5% | 2.7% |
| TEALBY - WATSON, Elfreda | LD | 2,465 | 5.0% | -18.4% |
| PETTITT, Niall | Green | 1,779 | 3.6% | - |
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 76,198, having a valid vote count of 49,232 and an invalid vote count of 197.
Result declared at 04:56 on 8 May 2015.