Marc Griffiths sy'n sedd Geraint Lloyd i holi Glyn Williams am wythnos yr het. Music and chat on the late shift with Marc Griffiths sitting in for Geraint Lloyd. Show more
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Marc Griffiths sy'n sedd Geraint Lloyd i holi Glyn Williams am wythnos yr het. Music and chat on the late shift with Marc Griffiths sitting in for Geraint Lloyd. Show more
Mae Radio Cymru wedi bod yn darlledu rhaglenni ers 1977. Radio Cymru has been broadcasting to the nation since 1977.
