Granston
| |
|---|---|
 St Catherine's Church | |
  Granston Location within Pembrokeshire | |
| OS grid reference | SM8934 |
| Community |
|
| Principal area | |
| Country | Wales |
| Sovereign state | United Kingdom |
| Police | Dyfed-Powys |
| Fire | Mid and West Wales |
| Ambulance | Welsh |
Granston (Welsh: Treopert) is a hamlet and parish in Pembrokeshire, Wales. The parish was in the Hundred of Dewisland and includes the settlements of Llangloffan and Tregwynt, with Tregwynt woollen mill. Granston is in the community of Pencaer.