John Of Gaunt Duke Of Lancaster
John was born in March 1340 in Ghent, Flanders.  He died at the age of 57 on February 3rd, 1398 in Leicester Castle, England.

 Catherine Swynford Roet
Catherine was born in 1350.  She died at the age of 53 in 1403.

 John Beaufort Earl Sommerset
John was born in 1371.  He died at the age of 39 in 1410.

 Joan De Beaufort
Joan was born in 1375.  She died at the age of 65 in 1440.

 Henry Beaufort Cardinal
Henry was born in 1375.  He died at the age of 72 in 1447.

 Thomas Beaufort Duke Of Exeter K.G.
Thomas was born in 1377.