Geraint son of Erbin through a variety of subsequent sources. Later genealogies associate him with southwestern Britain and South Wales in the late 6th century. The early poem "Y Gododdin" mentions a "Geraint before the South", conceivably a reference to Geraint mab Erbin. However, Geraint achieved his greatest fame as the hero of the prose romance "Geraint and Enid", a fictional tale that follows the narrative of Chrétien de Troyes' French work "Erec and Enide". "Geraint son of Erbin" makes heavy use of repetition in celebrating Geraint's deeds at Llongborth, which may be identified with Langport, Somerset, or Portsmouth, Hampshire though "llongborth" may refer
Edern ap Nudd one of Arthur's knights in a list of his retinue, but plays no part in the narrative. Edern also appears in "The Dream of Rhonabwy" (a late medieval Welsh Arthurian romance) in which he commands a "pure black troop" of Danish soldiers allied to Arthur against the Saxons. He is named one of Arthur's foremost counsellors during the battle. Edern plays a more important role in "Geraint son of Erbin" (a Welsh adaptation of Chrétien de Troyes' romance "Erec et Enide"), in which he and two companions, a beautiful lady and a whip-brandishing dwarf, come across Gwenhwyfar, one of her