| Country: | Wales |
| Official Name: | Rhyd-Rosser |
| Coordinates: | 52.289°N -4.1082°W |
| Cardiff Distance Mi: | 68.5 |
| Cardiff Distance Km: | 110.3 |
| London Distance Mi: | 178 |
| London Distance Km: | 286.5 |
| Unitary Wales: | Ceredigion |
| Community Wales: | Llanrhystud |
| Constituency Welsh Assembly: | Ceredigion |
| Constituency Westminster: | Ceredigion Preseli |
| Post Town: | Aberystwyth |
| Postcode District: | SY23 |
| Postcode Area: | SY |
| Os Grid Reference: | SN 5631 6774 |
Rhyd-Rosser (also spelled as Rhydroser) is a hamlet in the community of Llanrhystud, Ceredigion, Wales, which is 68.5 miles (110.3 km) from Cardiff and 178 miles (286.5 km) from London. Rhyd-Rosser is represented in the Senedd by Elin Jones (Plaid Cymru) and is part of the Ceredigion Preseli constituency in the House of Commons.[1] [2]