_Owen TUDOR ______________+
                                             | (1400 - 1460) m 1428     
                       _Edmund TUDOR ________|
                      | (1430 - 1456)        |
                      |                      |_Catherine of VALOIS _____+
                      |                        (1401 - 1436) m 1428     
 _Henry VII TUDOR ____|
| (1456 - 1509)       |
|                     |                       _John BEAUFORT ___________+
|                     |                      | (1403 - 1444)            
|                     |_Margaret BEAUFORT ___|
|                       (1443 - 1509)        |
|                                            |_Margaret of BEAUCHAMP ___+
|                                              (1410 - 1482)            
|
|--Mary of TUDOR 
|  (1495 - 1533)
|                                             _Richard YORK ____________+
|                                            | (1411 - 1460) m 1424     
|                      _Edward IV YORK ______|
|                     | (1442 - 1483)        |
|                     |                      |_Cecily of NEVILLE _______+
|                     |                        (1415 - 1495) m 1424     
|_Elizabeth of YORK __|
  (1465 - 1502)       |
                      |                       _Richard WOODVILLE _______
                      |                      | (1405 - 1469)            
                      |_Elizabeth WOODVILLE _|
                        (1436 - 1492)        |
                                             |_Jacquetta of LUXEMBOURG _+
                                               (1415 - 1472)