Cwmhir Abbey (), near Llandrindod Wells in Powys, is a Welsh Cistercian monastery founded in 1176 by Cadwallon ap Madog. A spurious tale was later recorded that the abbey was founded in 1143 by Meredudd ap Maelgwn at Ty-faenor, and then refounded at the present location near the village of Abbeycwmhir in 1176.
Cwmhir Abbey (), located close to Llandrindod Wells in Powys, was a Welsh Cistercian monastery founded by Cadwallon ap Madog in 1176. A fabricated story later emerged claiming it was initially established in 1143 by Meredudd ap Maelgwn at Ty-faenor and then relocated to its present site near Abbeycwmhir in 1176.