Llanharry (Welsh: Llanhari) is a village, community (civil parish) and electoral ward in the county borough of Rhondda Cynon Taf, Wales.

[2][3] Llanharry iron mine worked from the early 1900s but closed in 1976;[4] its main ore was goethite, which was used at the local ironworks.

[5] Since the closure of its mines and ironworks, Llanharry has been in economic decline, as are most South Wales Valleys villages once dependent on heavy industry.

There is presently only one public houses in Llanharry; the Fox & Hounds, The Bear Inn is no longer open.

In the 2017 election Wayne Owen of the Boars Head Tylagarw won the seat as an Independent candidate.