Submitted NameRevisions Save Gender Masculine Usage Welsh Mythology Other Forms FormsEfrawg Edit Status Status [show contributorshide contributors] Added 6/5/2016 by LMS Edited 12/28/2019 by Frollein Gladys Meaning & History Welsh form of Ebraucus. He was a legendary king of the Britons, as recounted by Geoffrey of Monmouth. He was the son of King Mempricius before he abandoned the family.