Whitton (; standardised: ) is a village and a community in Radnorshire, Powys, Wales. It is located on the B4356 road south of Knighton. Hamlets in the community include Rhos-y-meirch and Pilleth.
The community's population in 2011 was 348.
St Mary's church is a grade II* listed building.
The community is part of the Llangunllo with Norton electoral ward for elections to Powys County Council.