Duke of Lancaster John of Gaunt
Duke of Lancaster John of was born in March 1340 in St Bavon's Abbey, Ghent Belgium.¹   He died at the age of 58 on February 3rd, 1399 in Leicester Castle, Leicestershire, England.  He was buried in St. Paul's Cathedral, London, Middlesex, England.^1 1 

 Kathrine (Lady Companion) Roet
Kathrine (Lady Companion) was born about 1350 in Picardysomme, France.¹   She died on May 10th, 1403 in Lincolnshire, England.¹ 

 John Fairborn Marquis Somerset De Beaufort
John Fairborn Marquis Somerset was born about 1375 in de Beaufort Castle, Meuse-et-Loire, Rhone-Alpes, France.²   He died on March 16th, 1410 in Royal Hospital and Collegiate Church of St. Katharine-by-the-Tower, London, England.² 

 Henry "Cardinal" De Beaufort
Henry "Cardinal" was born about 1376 in Chcateau de beaufort, , France.¹   He died on April 11th, 1447 in Winchester, Hampshire, England.¹ 

 Thomas (1st Duke of Exeter) De Beaufort
Thomas (1st Duke of Exeter) was born about 1377.  He died on December 27th, 1426.