Two entries with the name Cesar.
Father of Vespasian, liberator of Joseph of Arimathea, in Robert de Boron’s Joseph d’Arimathie. He is replaced by Titus in the Vulgate Estoire del Saint Graal.
Joseph d’Arimathie | Robert de Boron, 1191–1202
A bowman encountered by Arthur’s Sir Durmart during his adventures in Ireland. Cesar led Durmart to the city of Limerick, where Durmart’s paramour was under siege.
Durmart le Gallois | Early 13th century