An election to the 57th Parliament of the United Kingdom for the constituency area of Middlesbrough South and East Cleveland, held as part of the general election on 8 June 2017.
Conservative gain from Labour by Simon Clarke with a majority of 1,020 - 2.1% - on a turnout of 65.8%.
Candidates
| Name | Party | Vote | Vote share | Vote change |
| CLARKE, Simon | Con | 23,643 | 49.6% | 12.6% |
| HARVEY, Tracy | Lab | 22,623 | 47.5% | 5.5% |
| FOOTE-WOOD, Chris | LD | 1,354 | 2.8% | -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 72,336, having a valid vote count of 47,620 and an invalid vote count of 144.
Result declared at 03:21 on 9 June 2017.