| Country: | Wales |
| Official Name: | Llywernog |
| Static Image: | Ponterwyd, Llywernog Silver Lead Mine Museum - geograph.org.uk - 38219.jpg |
| Static Image Caption: | Llywernog Silver Lead Mine Museum |
| Coordinates: | 52.41°N -3.8661°W |
| Cardiff Distance Mi: | 70.7 |
| Cardiff Distance Km: | 113.7 |
| London Distance Mi: | 171 |
| London Distance Km: | 275.1 |
| Unitary Wales: | Ceredigion |
| Community Wales: | Blaenrheidol |
| Constituency Welsh Assembly: | Ceredigion |
| Constituency Westminster: | Ceredigion Preseli |
| Post Town: | Aberystwyth |
| Postcode District: | SY23 |
| Postcode Area: | SY |
| Os Grid Reference: | SN 7316 8075 |
Llywernog is a hamlet in the community of Blaenrheidol, Ceredigion, Wales. Llywernog is represented in the Senedd by Elin Jones (Plaid Cymru)[1] and the Member of Parliament is Ben Lake (Plaid Cymru).[2]
Llywernog is home to Llywernog Mine, an 18th-century silver-lead mine.