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Arfon Gwilym (born 1 September 1950) is a Welsh folksinger, ballad singer, publisher and musician, originally from Rhydymain, between Dolgellau and Bala in Gwynedd. He is also known as a language campaigner through his work over the years promoting plygain singing and cerdd dant.
- Cerddoriaeth y Cymry: Cyflwyniad i Draddodiad Cerddorol Cymru (Y Lolfa, 2007)