Alan De Wyntown
Alan was born in 1291 in Seton, , East Lothian, Scotland.  He died at the age of 56 in 1347.

 Margaret Seton
Margaret was born in 1317 in Seton, , East Lothian, Scotland.  She died at the age of 30 in 1347 in , , , Scotland.

 William Seton
William was born in 1343 in Seton, , East Lothian, Scotland.¹   He died at the age of 81 on August 17th, 1424 in Seton, , East Lothian, Scotland.¹