Monmouthshire is currently held by the Conservative Party, and awaits results.
Results for 2019 are notional estimates based on the new boundaries.
| Votes | Share % | Change %pts. | ||
|---|---|---|---|---|
| Ioan Bellin Plaid Cymru | − | − | − | |
| Ian Chandler Green | − | − | − | |
| David Davies Conservative | − | − | − | |
| June Davies True & Fair | − | − | − | |
| Catherine Fookes Labour | − | − | − | |
| Owen Lewis Independent | − | − | − | |
| William Powell Liberal Democrat | − | − | − | |
| Emma Meredith Heritage Party | − | − | − | |
| Max Windsor-Peplow Reform UK | − | − | − |