_Duarte AVIZ ______________+
| (1391 - 1438)
_Ferdinand AVIZ __________|
| (1433 - 1470) m 1447 |
| |_Leonor of TRASTÁMARA ____
| (1402 - 1444)
_Manuel I AVIZ _______|
| (1469 - 1521) m 1518 |
| | _John AVIZ ________________+
| | | (1399 - 1442)
| |_Beatrice of AVIZ ________|
| (1430 - 1506) m 1447 |
| |_Isabella of BRAGANZA _____+
| (1402 - 1466)
|
|--Charles AVIZ
| (1519 - 1521)
| _Maximilian I HABSBURG ____+
| | (1458 - 1518)
| _Philip I HABSBURG _______|
| | (1478 - 1506) |
| | |_Mary of VALOIS-BURGUNDY __+
| | (1456 - 1482)
|_Eleanor of HABSBURG _|
(1498 - 1557) m 1518 |
| _Ferdinand II TRASTÁMARA _+
| | (1451 - 1515) m 1469
|_Joanna I of TRASTÁMARA _|
(1479 - 1555) |
|_Isabella I TRASTÁMARA ___+
(1451 - 1504) m 1469