Blanche is a female name, meaning "white" (in its feminine form) in French (English and French: Blanche; Italian: Bianca; Spanish: Blanca; Portuguese: Branca). It became common in the last medieval centuries in the Western European cultural sphere. Apparently the name, possibly invented at that time, received a boost when king Garcia VI of Navarre and his French-born wife Marguerite de L'Aigle named one of their daughters Blanca. Many of their descendants, who rapidly spread to royal families all around Western Europe, named one of daughters Blanche. People There have been several persons named "Blanche" or "Blanca": The Navarrese royal family · Blanca of Navarre, daughter of Garcia VI of Navarre, wife of King Sancho III of Castile, died 1156 · Blanca of Navarre , also Blanche de Navarre, died 1229, countess of Champagne and regent of Navarre · Blanche of