Goronwy Fychan ap Tudur

Goronwy Fychan ap Tudur (died 22 March 1382) was a soldier and administrator, the eldest son of Tudur ap Goronwy and a leading man of the Tudors of Penmynydd on Anglesey. He married Myfanwy Fychan, heroine of a famous Welsh love poem.

Four days after he was made constable of Beaumaris Castle, one of the few Welshmen to hold the post, he and his brother Ednyfed drowned crossing a river in Kent. He was buried at Llanfaes friary.