SION CLYWEDOG (SION IEUAN CLYWEDOG) (fl. c.1610-1630), bardd.
Ceir gweithiau a briodolir iddo yn Swansea MS. 1; Wynnstay MS. 3; Cwrtmawr MSS. 21, 27, 448; Pen. MSS. 87, 91, 92, 114, 144, 151, 327; Llanst. MSS. 133, 145, 155, 156; Mostyn MS. 165; Wrexham MS. 3; N.L.W. MSS. 5269, 8330, 11993; Cardiff MSS. 64, 84; a B.M. Add. MSS. 12230, 14891, 14994, 15010.
Awdur:
Griffith Milwyn Griffiths, M.A., Aberystwyth
