Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Cledwyn of Penrhos, Cledwyn Hughes, Baron, 1916-2001, 4 canlyniadau
- Jones, Barry, 1938 June 26-, 2 canlyniadau
- Coleg Harlech, 2 canlyniadau
- Steel, Robert W. (Robert Walter), 1915-1997, 2 canlyniadau
- University College of Wales (Aberystwyth, Wales), 1 canlyniadau
- Foster, Idris, 1911-1984, 1 canlyniadau
- Charles, Prince of Wales, 1948-, 1 canlyniadau
- Thomas, Ben Bowen, 1899-1977, 1 canlyniadau
- University of Wales. Institute of Science and Technology, 1 canlyniadau
- University College, Cardiff, 1 canlyniadau
