_Alfonso X IVREA _______+ | (1221 - 1284) _Ferdinand of CERDA _| | (1255 - 1275) | | |_Violant of BARCELONA __ | (1236 - 1301) _Ferdinand of CERDA ____| | (1275 - 1322) | | | _Louis IX CAPET ________+ | | | (1214 - 1270) | |_Blanche of CAPET ___| | (1253 - 1323) | | |_Margaret of BARCELONA _+ | (1221 - 1295) | |--Blanca of CERDA | | ________________________ | | | _____________________| | | | | | |________________________ | | |_Juana Núñez of LARA _| (1286 - 1351) | | ________________________ | | |_____________________| | |________________________