NIGHTBRINGER | The Arthurian Encyclopedia

Ivoire


Sister of King Ban of Benoic.

She married King Constantine of Brittany, Arthur’s grandfather. Her first son was Ivoine or Maine (Constans) . She died giving birth to her twin sons Uther and Pendragon (Ambrosius).


Source
Unknown (the pre-Arthurian period) | Baudin Butor, c. 1290