Cyfyngwch eich canlyniadau yn ôl:
- Pob un
- Papurau Gwynfor Evans/Gwynfor Evans Papers,, 12 canlyniadau
- Papurau'r Academi Gymreig / The Welsh Academy Papers,, 3 canlyniadau
- Lord Cledwyn of Penrhos Papers, 1 canlyniadau
- Roland Mathias Papers,, 1 canlyniadau
- Glyn Jones Papers,, 1 canlyniadau
- Gillian Clarke Papers,, 1 canlyniadau
- Rhys Davies Papers, 1 canlyniadau
- John Legonna Papers, 1 canlyniadau
- Peter Hellings papers, 1 canlyniadau
- Sam Adams Papers, 1 canlyniadau
- Pob un
- Garlick, Raymond, 2 canlyniadau
- Davies, Cassie, 1898-1988, 2 canlyniadau
- Callaghan, James, 1912-2005, 2 canlyniadau
- Daniel, Goronwy H. (Goronwy Hopcyn), 1914-2003, 2 canlyniadau
- Humphreys, Emyr, 1 canlyniadau
- Bowen, Euros,, 1 canlyniadau
- Prys-Davies, Gwilym Prys Davies, Baron, 1923-2017, 1 canlyniadau
- Blissett, William, 1 canlyniadau
- Bowen, D. J. (David James), 1925-, 1 canlyniadau
- Denez, Per, 1 canlyniadau
- Pob un
- Thomas, Ned, 1936-, 25 canlyniadau
- Stephens, Meic, 6 canlyniadau
- Garlick, Raymond, 6 canlyniadau
- Wigley, Dafydd, 5 canlyniadau
- Powell, Dewi Watkin, 4 canlyniadau
- Humfrey, Belinda, 3 canlyniadau
- Prys-Jones, A. G. (Arthur Glyn), 3 canlyniadau
- Maud, Ralph, 3 canlyniadau
- Daniel, Goronwy H. (Goronwy Hopcyn), 1914-2003, 3 canlyniadau
- Hughes Griffiths, Peter, 3 canlyniadau