Emyr, Ymer Llydaw
Father of Howel of Brittany in the Welsh Dream of Rhonabwy.
Geoffrey claims, however, that Hoel’s father was Budicius.
Note
“Emhyr” seems to have been a generic name, signifying “emperor”, which the Welsh applied to several characters.
Sources
Breudwyt Rhonabwy | 13th century
Geraint and Enid | 13th century