Dewi Sant Hospital (Welsh: Ysbyty Dewi Sant) is a small hospital in Pontypridd, South Wales. It is situated on Albert Road, the Graig, behind Pontypridd Railway Station.
It is managed by the Cwm Taf NHS Trust and the headquarters of Cwm Taf NHS Trust area based in Dewi Sant Hospital.
The tunnel mouth of Pontypridd Graig railway station, not used since 1930, is situated in the car park.
Coordinates: 51°35′53″N 3°20′38″W / 51.5981°N 3.3438°W