John "Fairborn" BEAUFORT, MARQUESS OF SOMERSET
He married Margaret de Holand, Duchess of Clarence Bef 28 Sep 1397 at of Upholland, Lancashire, England . Margaret de Holand, Duchess of Clarence was born at of Upholland, Lancashire, England 1385/86 daughter of Thomas de Holand, Earl of Kent, K.G. and Alice Fitzalan, Countess of Kent .
They were the parents of 2
children:
Joan Beaufort, Queen of Scotland
born Abt 1406.
Edmund Beaufort, Duke of Somerset
born Abt 1406.
John "Fairborn" Beaufort, Marquess of Somerset died 16 Mar 1409/10 at St. Catherine by the Tower Hospital, London, Middlesex, England .
Margaret de Holand, Duchess of Clarence died 30 Dec 1439 at St. Saviour's Monastery, Bermondsey, Surrey, England .