Blanchefleur
Blanchefleur ("white flower", also Blanziflor, Flanziflor) is a female given name popular in the High Middle Ages.
Fictional characters with the name include:
Blanchefleur, the female heroine of Floris and Blanchefleur
Blanchefleur, the beloved one of Perceval in Chrétien de Troyes' Perceval, le Conte du Graal
Blanchefleur, the mother of Tristan in Tristan and Iseult