| Official Name: | Fernhill |
| Country: | Wales |
| Static Image Name: | Fernhill railway station - geograph.org.uk - 3854503.jpg |
| Os Grid Reference: | SO025000 |
| Map Type: | Wales |
| Coordinates: | 51.6908°N -3.4106°W |
| Post Town: | MOUNTAIN ASH |
| Postcode Area: | CF |
| Postcode District: | CF45 |
| Dial Code: | 01443 |
| Constituency Westminster: | Cynon Valley |
| Unitary Wales: | Rhondda Cynon Taf |
| Lieutenancy Wales: | Mid Glamorgan |
Fernhill is a village near Mountain Ash in Rhondda Cynon Taf, Wales.
The village is served by Fernhill railway station on the Merthyr Line - Aberdare branch.