NIGHTBRINGER | The Arthurian Encyclopedia

Jugein

Iuegyn, Vigenin, Wigein

The Earl of Leicester under King Arthur.

He fought in the Roman war and led half a legion of troops at the battle of Soissons.


Sources
Historia Regum Britanniae | Geoffrey of Monmouth, c. 1138
Roman de Brut | Wace, c. 1155
Brut | Layamon, late 12th century to mid-13th century