Llanrhaeadr (historically also the anglicised spelling Llanrhaiadr) could be:
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Llanrhaeadr-ym-Mochnant
Llanrhaeadr-ym-Mochnant () is a village, community and an ecclesiastical parish in the extreme north of Powys, Wales; about 9 miles west of Oswestry and 12 miles south of Llangollen, on the B4580. It lies near the foothills of the Berwyn mountains ...
, a village in Powys, Wales (historically in Denbighshire until 1974)
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Llanrhaeadr-yng-Nghinmeirch
Llanrhaeadr-yng-Nghinmeirch is a village and local government community in Denbighshire, Wales, including the villages of Llanrhaeadr and Pentre Llanrhaeadr and several hamlets, including Saron, Pant Pastynog, Prion, Peniel and part of Mynydd Hi ...
, a village in Denbighshire, Wales
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