Llanharan (Welsh: Llanharan) is a village and community in the county borough of Rhondda Cynon Taf, Wales. As a community Llanharan takes in the neighbouring settlements of Bryncae, Brynna, Llanilid, Peterson-super-Montem and Ynysmaerdy. Llanharan thrived during the British industrial revolution, with several tin and coal mines in the location providing employment to the town's residents.