Meilyr Brydydd
 Meilyr Brydydd ap Mabon (fl. 1100-1137) is the earliest of the Welsh Poets of the Princes or Y Gogynfeirdd (The Less Early Poets) whose work has survived.Meilyr was the court poet of Gruffudd ap Cynan (ca. 1055-1137) king of Gwynedd. He composed a notable awdl farwnad (elegy) on the death of his patron and a marwysgafn on his own approaching end noted for its intensity and depth of feeling.[1] He had a son named Gwalchmai ap Meilyr.