Three entries with the name Richier.
Richier
One of Arthur’s knights, who with Bretel (Borel) and Cados is charged to conduct the captured Romans to Benoyc (Benoye).
Richier
A brief companion of Agravain in Les Merveilles de Rigomer.
As a vassal of an Irish nobleman named Robert, Richier and other knights accompanied Agravain on a quest to find Robert’s kidnapped wife.
Source
Les Merveilles de Rigomer | Jehan, mid to late 13th century
Richier
A duke from Wales who, at the tournament of Winchester, fought Mador of the Gate.
Source
Les Prophecies de Merlin | Richart d’Irlande, 1272-1279