Yr Athro Gareth Wyn Jones ydi'r gwestai penblwydd. Gwenllian Carr, Andrew Edwards a Sion Tecwyn sy'n adolygu'r papurau Sul. Professor Gareth Wyn Jones is Dewi's birthday guest.
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Yr Athro Gareth Wyn Jones ydi'r gwestai penblwydd. Gwenllian Carr, Andrew Edwards a Sion Tecwyn sy'n adolygu'r papurau Sul. Professor Gareth Wyn Jones is Dewi's birthday guest.
Mae Radio Cymru wedi bod yn darlledu rhaglenni ers 1977. Radio Cymru has been broadcasting to the nation since 1977.
