 Male1st Duke of Lancaster John Gaunt Plantagenet |
| Birth | 14 Mar 1340 | Belgium  |
| Death | 3 Feb 1399 | Leicester, Leicestershire, England |
| Burial | London, England |
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| Marriage | 19 May 1359 | Reading, Berkshire, England |
| Other Spouse | Duchess of Lancaster Katherine de Roet | F1218 | |
| Marriage | 13 Jan 1396 | |
| Other Spouse | Constanze Castile | F1219 | |
| Marriage | Sep 1371 | Roquefort, Landes, Aquitaine, France |
| Father | King of England King Edward Plantagenet, III | F11633 Group Sheet | |
| Mother | Phillipa de Hainault | F11633 Group Sheet | |
 FemaleBlanche Lancaster |
| Birth | 25 Mar 1345 | Lancaster, Lancashire, England |
| Death | 30 Sep 1369 | Staffordshire, England |
| Burial | London, England |
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| Father | ||
| Mother | ||
 MaleHenry Plantagenet, IV |
| Birth | 30 May 1366 | Lincolnshire, England |
| Death | 20 Mar 1413 | Westminster, Middlesex, England |
| Burial | Canterbury, Kent, England |
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| Spouse | Mary de Bohun | F2851 | |
| Marriage | 27 Jul 1380 | Arundel, Sussex, England |
| Old World | | _Blanche and John Gaunt The Marriage of John of Gaunt and Blanche of Lancaster in Reading Abbey on 19 May 1359, today located in The Museum of Reading http://en.wikipedia.org/wiki/File:Marriage_of_blanche_of_lancster_and_john_of_gaunt_1359.jpg |
| Notes | Married:
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We make every effort to document our research. There is a lot of information that I do not have, and I know there are mistakes in this tree. My feelings will not be hurt if you give me corrections or additional information, especially if you can provide sources for the information.
