By-election 2019
| Ymgeisydd | Plaid | Pleidleisiau | Canlyniad |
|---|
| Alexandra Francis DAVIES |
Ymgeisydd Plaid Geidwadol Cymru |
145 |
|
| Adrian DUMPHY |
Cymwynaswr Cymreig |
18 |
|
| Megan Eleri GRIFFITHS |
Plaid Cymru - The Party Of Wales |
404 |
Wedi’i ethol |
| Karen ROBERTS |
Democratiaid Rhyddfrydol Cymru |
127 |
|
| Loretta TOMKINSON |
Llafur Cymru |
266 |
|