| Country: | Wales |
| Official Name: | Blaencelyn |
| Coordinates: | 52.1642°N -4.4095°W |
| Cardiff Distance Mi: | 70.8 |
| Cardiff Distance Km: | 113.9 |
| London Distance Mi: | 188.3 |
| London Distance Km: | 303.1 |
| Unitary Wales: | Ceredigion |
| Community Wales: | Llangrannog |
| Constituency Welsh Assembly: | Ceredigion |
| Constituency Westminster: | Ceredigion Preseli |
| Post Town: | Llandysul |
| Postcode District: | SA44 |
| Postcode Area: | SA |
| Os Grid Reference: | SN 3529 5450 |
Blaen Celyn is a hamlet in the community of Llangrannog, Ceredigion, Wales, east of Llangrannog village.
The local St. David's Church is now closed.[1]