John St Clair
John was born about 1323 in Hermanston, East Lothian, Scotland.  He died in 1377 in Hermanston, East Lothian, Scotland.

 Margaret Sinclair
Margaret was born in 1328 in Rosslyn Castle, Roslin, MIdlothian, Scotland.  She died at the age of 74 in 1402.

 John St Clair
John was born in 1356 in Hermanston, East Lothian, Scotland.  He died at the age of 46 in 1402 in Polwarth, Berwickshire, Scotland.