An election to the 57th Parliament of the United Kingdom for the constituency area of Newport West, held as part of the general election on 8 June 2017.
Labour hold by Paul Flynn with a majority of 5,658 - 13.0% - on a turnout of 67.5%.
Candidates
| Name | Party | Vote | Vote share | Vote change |
| FLYNN, Paul | Lab | 22,723 | 52.3% | 11.1% |
| JONES-EVANS, Angela | Con | 17,065 | 39.3% | 6.8% |
| EDWARDS, Stan | UKIP | 1,100 | 2.5% | -12.7% |
| BOWLER-BROWN, Morgan | PC | 1,077 | 2.5% | -1.5% |
| LOCKYER, Sarah | LD | 976 | 2.2% | -1.7% |
| BARTOLOTTI, Pippa | Green | 497 | 1.1% | -2.0% |
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 64,399, having a valid vote count of 43,438 and an invalid vote count of 80.
Result declared at 02:03 on 9 June 2017.