| Name | John OF GAUNT | |
| Suffix | Duke of Lancaster | |
| Gender | Male | |
| Person ID | I352403782986 | Family History Group |
| Last Modified | 3 Feb 2025 | |
| Father | Edward III, King of England, b. 13 Nov 1312 d. 21 Jun 1377 (Age 64 years) | |
| Mother | Philippa OF HAINAULT, b. 1310 d. 1369 (Age 59 years) | |
| Family ID | F1534 | Group Sheet | Family Chart |
| Family 1 | Blanche OF LANCASTER | |||
| Children |
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| Family ID | F1686 | Group Sheet | Family Chart | ||
| Last Modified | 3 Feb 2025 | |||
| Family 2 | Katherine SWYNFORD | |||
| Children |
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| Family ID | F1687 | Group Sheet | Family Chart | ||
| Last Modified | 3 Feb 2025 | |||
