1st Duke of Lancaster John of Gaunt

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- 1 1st Duke of Lancaster John of Gaunt [1] b. 6 Mar 1340 d. 3 Feb 1399
Katherine Swynford b. 25 Nov 1350 d. 10 May 1403
- 2 Joan Beaufort [1.1]
b. Abt 1379 d. 13 Nov 1440
Ralph Neville b. 1364 d. 21 Oct 1425
- 3 George Neville [1.1.1]
b. Abt 1414 d. 30 Dec 1469
Elizabeth Beauchamp b. 10 Sep 1415 d. 18 Jun 1447
- 4 Henry Neville [1.1.1.1]
b. 1437 d. 7 Oct 1470 [ =>]
- 4 George Neville [1.1.1.2]
b. 1440 d. 20 Sep 1492 [ =>]
- 4 Thomas Neville [1.1.1.3]
- 4 Jane Neville [1.1.1.4]
- 4 Katherine Neville [1.1.1.5]
- 4 Henry Neville [1.1.1.1]
- 3 Katherine Neville [1.1.2]
b. Abt 1397 d. Aft 1483
John Mowbray
- 4 John de Mowbray [1.1.2.1]
b. 1415 d. 1461
- 4 John de Mowbray [1.1.2.1]
Thomas Strangeways b. Abt 1395 d. 1442
- 4 Joan Strangeways [1.1.2.2]
- 4 Catherine Strangeways [1.1.2.3]
- 4 Joan Strangeways [1.1.2.2]
- + John Beaumont d. 1460
- + John Woodville
- 3 Eleanor Neville [1.1.3]
b. Abt 1397 d. 1472
- + Richard le Despenser
Henry Percy d. 1455
- 4 John Percy [1.1.3.1]
b. 8 Jul 1418
- 4 Thomas Percy [1.1.3.2]
b. 29 Nov 1422 d. 10 Jul 1460
- 4 Henry Percy [1.1.3.3]
b. 25 Jul 1421 d. 29 Mar 1461
- 4 Katherine Percy [1.1.3.4]
b. 28 May 1423 d. Aft 1475
- 4 George Percy [1.1.3.5]
b. 24 Jul 1424 d. 14 Nov 1424
- 4 Ralph Percy [1.1.3.6]
b. 1425 d. 25 Apr 1464
- 4 Richard Percy [1.1.3.7]
b. 1426 d. 29 Mar 1461
- 4 William Percy [1.1.3.8]
b. 7 Apr 1428 d. 26 Apr 1462
- 4 Anne Percy [1.1.3.9]
b. 1436 d. 1522
- 4 Joan Percy [1.1.3.10]
- 4 John Percy [1.1.3.1]
- + Richard le Despenser
- 3 Richard Neville [1.1.4]
b. 1400 d. 31 Dec 1460
Alice Montague
- 4 Cecily Neville [1.1.4.1]
b. 1424 d. 1450
- 4 Richard Neville [1.1.4.2]
b. 1428 d. 1471
- 4 John Neville [1.1.4.3]
b. 1431 d. 1471
- 4 George Neville [1.1.4.4]
b. 1432 d. 1476
- 4 Joan Neville [1.1.4.5]
b. 1434 d. 1462
- 4 Katherine Neville [1.1.4.6]
b. 1442 d. 1503
- 4 Thomas Neville [1.1.4.7]
b. 1443 d. 1460
- 4 Eleanor Neville [1.1.4.8]
b. 1447 d. 1482
- 4 Alice Neville [1.1.4.9]
b. 1450 d. 1503
- 4 Margaret Neville [1.1.4.10]
b. 1450 d. 1506
- 4 Cecily Neville [1.1.4.1]
- 3 William Neville [1.1.5]
b. Abt 1410 d. 9 Jan 1463
Joan Fauconberge
- 4 Thomas Neville [1.1.5.1]
- 4 Anthony Neville [1.1.5.2]
- 4 Alice Neville [1.1.5.3]
- 4 Elizabeth Neville [1.1.5.4]
- 4 Joan Neville [1.1.5.5]
- 4 Thomas Neville [1.1.5.1]
- 3 John Neville [1.1.6]
b. 1407 d. 20 Mar 1420
- 3 Edward Neville [1.1.7]
b. 1414 d. 18 Oct 1476
Elizabeth de Beauchamp d. 18 Jun 1446
- 4 Richard Neville [1.1.7.1]
- 4 George Neville [1.1.7.2]
- 4 Alice Neville [1.1.7.3]
- 4 Catherine Neville [1.1.7.4]
- 4 Richard Neville [1.1.7.1]
Katherine Howard
- 4 Catherine Neville [1.1.7.5]
- 4 Margaret Neville [1.1.7.6]
- 4 Anne Neville [1.1.7.7]
- 4 Catherine Neville [1.1.7.5]
- 3 Anne Neville [1.1.8]
b. 1414 d. 1480
- 3 Cecily Neville [1.1.9]
b. 3 May 1415 d. 31 May 1495
Richard Plantagenet b. 21 Sep 1411 d. 30 Dec 1460
- 4 Anne Plantagenet [1.1.9.1]
- 4 Edward IV Plantagenet [1.1.9.2]
- 4 Edmund Plantagenet [1.1.9.3]
- 4 Elizabeth Plantagenet [1.1.9.4]
- 4 Margaret Plantagenet [1.1.9.5]
- 4 George Plantagenet [1.1.9.6]
- 4 Richard III Plantagenet [1.1.9.7]
d. 1485
- 4 Anne Plantagenet [1.1.9.1]
- 3 Robert Neville [1.1.10]
d. 8 Jul 1457
- 3 Cuthbert Neville [1.1.11]
- 3 Thomas Neville [1.1.12]
- 3 Henry Neville [1.1.13]
- 3 Joan Neville [1.1.14]
- 3 George Neville [1.1.1]
- 2 Henry Beaufort [1.2]
b. 1375 d. 1447
- 2 Thomas Beaufort [1.3]
b. 1377 d. 1427
- 2 John Beaufort [1.4]
b. 1373 d. 1410
- 2 Joan Beaufort [1.1]