_ JOHN of Gaunt, Duke of Lancaster_+
| (1340 - 1399) m 1359
_ HENRY IV Duke of Lancaster, King of England_|
| (1367 - 1413) m 1380 |
| |_ BLANCHE of Lancaster_____________+
| (.... - 1369) m 1359
_ HENRY V King of England______|
| (1387 - 1422) m 1420 |
| | ___________________________________
| | |
| |_ MARY of Bohem_______________________________|
| m 1380 |
| |___________________________________
|
|
|-- HENRY VI King of England
| (1421 - 1471)
| ___________________________________
| |
| ______________________________________________|
| | |
| | |___________________________________
| |
|_ KATHERINE Princess of France_|
(.... - 1432) m 1420 |
| ___________________________________
| |
|______________________________________________|
|
|___________________________________
[177] murdered in the Tower of London, where he had been imprisoned.
[178] murdered