Sir Alexander De Seton
Alexander was born about 1306 in Seton,East Lothian,Scotland.  He died after 1348 in Dumfriesshire,Scotland.

 Christian Cheyne
Christian was born about 1307 in Straloch,Scotland.  Christian is no longer alive.

 Margaret De Seton
Margaret was born about 1325 in Seton,East Lothian,Scotland.