_Ferdinand II IVREA _________+
| (1137 - 1187) m 1165
_Alfonso IX IVREA ____|
| (1171 - 1230) |
| |_Urraca of BURGUNDY _________+
| (1148 - 1211) m 1165
_Ferdinand III IVREA _______|
| (1199 - 1252) m 1219 |
| | _Alfonso VIII IVREA _________+
| | | (1155 - 1214)
| |_Berengaria of IVREA _|
| (1179 - 1246) |
| |_Eleanor of PLANTAGENET _____+
| (1161 - 1214)
|
|--Ferdinand IVREA
| (1225 - 1243)
| _Frederick III HOHENSTAUFEN _+
| | (1122 - 1190)
| _Philip HOHENSTAUFEN _|
| | (1177 - 1208) |
| | |_Beatrice DE BOURGOGNE ______
| | (1143 - 1184)
|_Elisabeth of HOHENSTAUFEN _|
(1204 - 1235) m 1219 |
| _Isaac II ANGELOS ___________+
| | (1156 - 1203)
|_Irene of ANGELOS ____|
(1181 - 1208) |
|_____________________________