Sir William Seton
William was born about 1390 in Seton,East Lothian,Scotland.  He died on August 17th, 1424 in Battle of Berneuil,France (on French side) (dvp).¹ 

 Janet Dunbar
Janet was born about 1390 in Cockburn,Berwickshire,Scotland.

 Catherine Seton
Catherine was born in 1410 in Seton,East Lothian,Scotland.  She died in Caerlaverock Castle,Dumfriesshire,Scotland.

 Marian Seton
Marian was born in 1415 in Seton,East Lothian,Scotland.  She died before 1447.² 

 Margaret Seton
Margaret was born about 1424 in Seton,East Lothian,Scotland.