| Official Name: | Cross Inn |
| Country: | Wales |
| Static Image: | Main Road, Cross Inn - geograph.org.uk - 841783.jpg |
| Os Grid Reference: | ST 0554 8281 |
| Coordinates: | 51.5362°N -3.3632°W |
| Post Town: | Pontyclun |
| Postcode Area: | CF |
| Postcode District: | CF72 |
| Dial Code: | 01443 |
| Constituency Westminster: | Pontypridd |
| Community Wales: | Llantrisant |
| Unitary Wales: | Rhondda Cynon Taf |
| Lieutenancy Wales: | Mid Glamorgan |
Cross Inn is a southerly district of the town of Llantrisant within Rhondda Cynon Taf, South Wales. It is bounded by the B4595 to the north, the A4119 to the west, and the A473 to the south, near the Afon Clun.
Cross Inn railway station was open to passengers from 1875 to 1952.