Duke John Of Gaunt
Duke John Of was born in St Bavon's Abbey,Ghent,Flanders.¹   He died in Leicester Castle.¹ 

 Catherine Swynford Roet
Catherine Swynford was born in 1350.¹   She died at the age of 53 on May 10th, 1403.¹ 

 Joan De Beaufort
Joan was born about 1375.  She died on November 13th, 1440.