Katherine de Roet Swynford, Duchess of Lancaster
Member Information
| Full Name | Katherine de Roet Swynford, Duchess of Lancaster -  |
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| Birth | #1 | Date of Birth | 25 Nov 1350 |
| Spouse | #1 | Name | John of Gaunt, 1st Duke of Lancaster |
| Children | ♂️ John Beaufort, 1st Earl of Somerset, ♂️ Thomas Beaufort, 1st Duke of Exeter, ♂️ Henry Beaufort, Cardinal of England, ♀️ Lady Joan Beaufort, Countess of Westmoreland | ||
| Death | #1 | Date of death | 10 May 1403 |