Infanta Blanca may refer to:
Navarre Blanca of Navarre, Queen of Castile (died 1156) Blanche of Navarre, Countess of Champagne (c. 1177–1229) Blanche of Navarre, Duchess of Brittany (1226–1283) Blanche of Navarre, Queen of France (c.1331–1398), Queen of France Blanche I of Navarre (1387–1441), Queen of Navarre Blanche II of Navarre (c.1449–1487), also Infanta of Aragon, and titular Queen of Navarre
Castile Blanche of Castile (1188–1252), Queen of France Blanche of France, Infanta of Castile (1253–1323)
Spain Princess Blanca of Bourbon (1868–1949), infanta claimed by the Carlists
Portugal Infanta Branca, Lady of Guadalajara (1198–c.1240) Blanche of Portugal (1259–1321)
See also Blanca (given name) Blanche (given name) Blanca of Navarre (disambiguation)