Isabella of Castile (disambiguation)

Isabella of Castile is the name of:

Isabella of Castile (1283-1328), Queen of Aragon, then Duchess of Brittany
Isabella of Castile, Duchess of York (1355-1392), daughter of Peter I, King of Castile, wife of Edmund of Langley Duke of York
Isabella of Portugal (1428-1496), daughter of Juan of Portugal, wife of John II King of Castile
Isabella I ( of Castile ) ( the Catholic, 1451-1504 ), Queen of Castile, wife of Ferdinand II, King of Aragon
Elisabeth of Spain ( Isabel de Aragón y Castilla y or Trastámara Trastámara; 1470-1498 ), Queen of Portugal, wife of Manuel I
Isabella of Austria ( Isabel de Austria y Trastámara; 1501-1526 ), Queen of Denmark and Norway, wife of Christian II