| Name | Place of Birth | Date of Birth | Place of Death | Date of Death |
|---|---|---|---|---|
Duke of Lancaster John Of Gaunt |
Ghent, Flanders, Holy Roman Empire | 06 Mar 1340 | 03 Feb 1399 |
| Name | Place of Birth | Date of Birth | Place of Death | Date of Death |
|---|---|---|---|---|
Duchess of Lancaster Katherine De Roet (Swynford, Of Gaunt) |
Hainault, Holy Roman Empire | abt 1350 | 10 May 1403 |
| Name | Place of Birth | Date of Birth | Place of Death | Date of Death |
|---|---|---|---|---|
Countess of Westmorland Joan Beaufort (Neville) |
abt 1379 | Howden, Yorkshire, England | 13 Nov 1440 |
| Event Type | Date | Place | Description |
|---|---|---|---|
Marriage |
1396 | Lincoln Cathedral, Lincolnshire, England |