Rhos (meaning "moorland" in Welsh) may refer to the following places in Wales:
- Rhos, Neath Port Talbot a village in Neath Port Talbot, Wales
- Rhos-on-Sea (or Llandrillo-yn-Rhos), a village on the outskirts of Colwyn Bay, north Wales
- Rhosllannerchrugog, a village in the County Borough of Wrexham in northeast Wales
- Historic subdivisions
- Rhos (north Wales), a cantref and prior to that a small kingdom in medieval mid-north Wales
- Rhos, a cantref around Milford Haven in southwest Wales