He is married to Margaret Holland.
They got married before September 28, 1397.
Child(ren):
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John Beaufort, 1st Earl of Somerset<br>Geslacht: Man<br>Roepnaam: Fairborn, 1st Earl of Somerset<br>Geboorte: 1373 - Château de Beaufort, Anjou<br&;gt;Huwelijk: Echtgeno(o)t(e): Margaret Holland, Duchess of Clarence - Voor 28 sep 1397<br>Overlijden: 16 mrt 1410 - St. Catherine By The Tower Hospital, London, Middlesex, England<br>Begrafenis: St. Michael's Chapel, Canterbury Cathedral, Kent, England<br>Vader: John of Gaunt, 1st Duke of Lancaster<br>Moeder: Katherine Swynford (geboren de Roet), Duchess of Lancaster<br>Echtgenote: Margaret Holland, Duchess of Clarence<br>Kinderen: Henry Beaufort, 2nd Earl of Somerset, Joan Beaufort, Queen of Scots, John Beaufort, 1st Duke of Somerset, KG, Thomas Beaufort, Earl of Perche, Edmund Beaufort, 2nd Duke of Somerset, Margaret Beaufort, Countess of Devon<br>Broers/zusters: Henry Beaufort, Bishop of Winchester, Chancellor of England, Thomas Beaufort, 1st Duke of Exeter, Joan Beaufort, Countess of Westmorland