Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- University College of Wales (Aberystwyth, Wales), 2 canlyniadau
- Thomas, Ben Bowen, 1899-1977, 2 canlyniadau
- Wilson, Harold, 1916-1995, 2 canlyniadau
- Daniel, Goronwy H. (Goronwy Hopcyn), 1914-2003, 2 canlyniadau
- Williams, Shirley, b. 1930, 2 canlyniadau
- Foster, Idris, 1911-1984, 1 canlyniadau
- Charles, Prince of Wales, 1948-, 1 canlyniadau
- Honourable Society of Cymmrodorion (London, England), 1 canlyniadau
- University of Wales, Aberystwyth, 1 canlyniadau
- Coleg Harlech, 1 canlyniadau
