An election to the 57th Parliament of the United Kingdom for the constituency area of Witham, held as part of the general election on 8 June 2017.
Conservative hold by Priti Patel with a majority of 18,646 - 37.9% - on a turnout of 71.2%.
Candidates
| Name | Party | Vote | Vote share | Vote change |
| PATEL, Priti | Con | 31,670 | 64.3% | 6.8% |
| BARLOW, Phil | Lab | 13,024 | 26.4% | 10.6% |
| HAYES, Jo | LD | 2,715 | 5.5% | -0.6% |
| ABBOTT, James | Green | 1,832 | 3.7% | -0.6% |
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 69,137, having a valid vote count of 49,241 and an invalid vote count of 159.
Result declared at 03:57 on 9 June 2017.