Penrhos is derived from the Welsh words pen and rhos ("moorland"). It may refer to:PlacesPenrhos, Anglesey, a village in Wales Penrhos Country Park, a country park near Penrhos, Anglesey Penrhos, Gwynedd, Wales, a village and former civil parish RAF Penrhos, a former Royal Air Force airfield near Penrhos, Gwynedd Penrhos, Herefordshire, England, an area or hamlet at the top of the hill east of Kington, Herefordshire near the Welsh border Penrhos, Monmouthshire, Wales, a village in the community of Llantilio Crossenny in Monmouthshire Penrhos, Powys, Wales Penrhos Cottage, a very small cottage situated to the south east of Maenclochog, Pembrokeshire, WalesOrganisationsPenrhos College, Perth, an independent school for girls in Western Australia Rydal Penrhos, an independent co-educational boarding school in Colwyn Bay, North WalesPeopleCledwyn Hughes, Baron Cledwyn of Penrhos (1916–2001), Welsh politicianTransportPenhros Junction, a railway junction and part of the Barry Railway Company lines.