NIGHTBRINGER | The Arthurian Encyclopedia

Ariun


Prince of Medarie and Belakun, and companion of princes Darel and Gamer.

Their lord, King Schaffilun, was killed in combat by Wigalois, to whom the three princes transferred fealty.

They accompanied Wigalois in a campaign against the evil King Lion of Namur.


Source
Wigalois | Wirnt von Grafenberg, early 13th century