| Dinas Powys | |
| Symbol Location: | gb |
| Symbol: | rail |
| Borough: | Dinas Powys, Vale of Glamorgan |
| Country: | Wales |
| Grid Name: | Grid reference |
| Manager: | Transport for Wales |
| Platforms: | 2 |
| Code: | DNS |
| Classification: | DfT category F2 |
| Opened: | 20 December 1888 |
| Footnotes: | Passenger statistics from the Office of Rail and Road |
Dinas Powys railway station is one of two railway stations serving the village of Dinas Powys in the Vale of Glamorgan, South Wales. It is located on Network Rail's Barry Branch 4½ miles (7 km) south of Cardiff Central towards Barry Island and Bridgend (via Barry and Rhoose).
As of October 2018, passenger services are operated by Transport for Wales as part of the Valley Lines network.
Monday to Saturday daytimes there is a 15-minute frequency northbound to Cardiff Central and beyond (to either or). Southbound 3 trains per hour to Barry Island and an hourly service to Bridgend via Rhoose.
Evenings and Sundays there is a generally a half-hourly service to Cardiff Central. Evenings there is an hourly service southbound to Barry Island and Bridgend whilst on Sundays half-hourly to Barry Island and every two hours to Bridgend.