Digueillus (also Cligueillus or Eligueillus; Welsh: Llefelys) was a legendary king of the Brythons according to Geoffrey of Monmouth. He was the son of King Capoir and succeeded by his son Heli. Geoffrey portrays him as a wise and modest ruler who cared greatly about the administration of justice among the Brythons.
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Digueillus Wikipedia(Text) CC BY-SA