John (of Gaunt) England
John (of Gaunt) was born in March 1340 in Abbaye de St. Bavon, Ghent, Belgium.² 

• Birth Notes

  P: St. Bavon's Abbey, Ghent, Flanders, Netherlands

He died at the age of 57 on February 3rd, 1398 in Leicester Castle, England.  He was buried on March 15th, 1398 in St. Paul's Cathedral, London, England.² 

 Katherine De Roet
Katherine was born on November 25th, 1340 in Picardy Somme, France.¹   She died at the age of 62 on May 10th, 1403 in Lincolnshire, England.³ 

 Marquess of Somerset John (Fairborn) Beaufort
John, known as Fairborn, was born in 1371 in Near Pottersgate, Lincolnshire, England.¹ 

• Birth Notes

  B: Abt. 1371
  P: Chateau De beaufort, Maine-et-loire, France

He died at the age of 38 on March 16th, 1409 in St. Catherine, London, Middlesex, England.¹ 

 Queen Joan de Beaufort of Scotland
Joan was born in 1379 in Beaufort, Anjou, France.⁴   She died at the age of 61 on November 13th, 1440 in Howden, York, England.  She was buried in Lincoln Cathedral, Lincoln, Lincolnshire, England.⁵