Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Williams, Gwilym Owen, 1 canlyniadau
- Nicholas, James, 1 canlyniadau
- Jenkins, Emyr, 1938-, 1 canlyniadau
- Rees, Alwyn D., 1 canlyniadau
- Hughes, Glyn Tegai, 1 canlyniadau
- British Broadcasting Corporation., 1 canlyniadau
- Evans, Gwynfor, 1 canlyniadau
- Cledwyn of Penrhos, Cledwyn Hughes, Baron, 1916-2001, 1 canlyniadau
- S4C (Firm), 1 canlyniadau
- Welsh Broadcasting Council., 1 canlyniadau