Owain ap Llywelyn ab y Moel (fl. 1470 - 1500) was a Welsh language poet from Powys.
Twenty six of Owain ap Llywelyn ab y Moel's cywyddau are extant. An English translation of Owain ap Llywelyn ab y Moel's ode (number 11), in praise of Cadwaladr ap Gruffudd o Fachelldref, is given at Welsh-Border Surnames from 'ab Edmond' where it is entitled "Bardic Poem". And for Fachelldref, see Bacheldre.