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Wiki information Gwgon:
Gwgon ap Meurig was a 9th-century king of Ceredigion and Ystrad Tywi in southwest Wales. Gwgon was the son of the former king Meurig or Morydd ap Llywarch Llwyd and inherited the realm on the death of his father. His sister Angharad married King...
Einion ap Gwgon was a Welsh language court poet. Einion's sole surviving poem is a eulogy to prince Llywelyn ap Iorwerth of Gwynedd.