2019 Newport West by-election|
|
| Turnout | 37.1% | 
|---|
|   | 
First party | 
Second party |  
|   | 
 | 
 CON   |  
| Candidate | 
Ruth Jones | 
Matthew Evans |  
| Party | 
Labour | 
Conservative |  
| Popular vote | 
9,308 | 
7,357 |  
| Percentage | 
39.6% | 
31.3% |  
| Swing | 
 12.7% | 
 8.0% |  
  |  
|   | 
Third party | 
Fourth party |  
|   | 
 | 
 PC   |  
| Candidate | 
Neil Hamilton | 
Jonathan Clark |  
| Party | 
UKIP | 
Plaid Cymru |  
| Popular vote | 
2,023 | 
1,185 |  
| Percentage | 
8.6% | 
5.0% |  
| Swing | 
 6.1% | 
 2.5% |  
 
  | 
 
 | 
A by-election was held in the UK Parliament constituency of Newport West in south Wales on 4 April 2019, following the death of Labour Party MP (Member of Parliament) Paul Flynn. Labour nominated the trade unionist Ruth Jones, who held the seat for the party with 40% of the vote and a reduced majority. The Conservative candidate Matthew Evans came second with 31% of the vote, followed by Neil Hamilton, the UKIP candidate, on 8%. This was the third parliamentary by-election held during the 57th UK Parliament, which was elected at the 2017 general election.