An election to the 57th Parliament of the United Kingdom for the constituency area of Norwich South, held as part of the general election on 8 June 2017.
Labour hold by Clive Lewis with a majority of 15,596 - 30.4% - on a turnout of 69.2%.
Candidates
| Name | Party | Vote | Vote share | Vote change |
| LEWIS, Clive | Lab | 31,311 | 61.0% | 21.7% |
| HEMPSALL, Lana | Con | 15,715 | 30.6% | 7.1% |
| WRIGHT, James | LD | 2,841 | 5.5% | -8.1% |
| BEARMAN, Richard | Green | 1,492 | 2.9% | -11.0% |
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 74,182, having a valid vote count of 51,359 and an invalid vote count of 142.
Result declared at 03:11 on 9 June 2017.