| Country: | Wales |
| Official Name: | Hafodiwan |
| Coordinates: | 52.169°N -4.3651°W |
| Cardiff Distance Mi: | 69.6 |
| Cardiff Distance Km: | 112 |
| London Distance Mi: | 186.6 |
| London Distance Km: | 300.2 |
| Unitary Wales: | Ceredigion |
| Community Wales: | Llandysiliogogo |
| Constituency Welsh Assembly: | Ceredigion |
| Constituency Westminster: | Ceredigion Preseli |
| Post Town: | Llandysul |
| Postcode District: | SA44 |
| Postcode Area: | SA |
| Os Grid Reference: | SN 3835 5494 |
Hafodiwan is a hamlet in the community of Llandysiliogogo, Ceredigion, Wales, which is 69.6 miles (112 km) from Cardiff and 186.6 miles (300.2 km) from London. Hafodiwan is represented in the Senedd by Elin Jones (Plaid Cymru) and is part of the Ceredigion constituency in the House of Commons.[1] [2]