Robert de St. Clair 
Robert was born in 1190 in St. Clair,Normandy,France.

 Eleanor de Dreux
Eleanor was born about 1200 in Braine,Aisne,France.

 William Sinclair
William was born about 1230 in Rosslyn Castle,Roslin,Midlothian,Scotland.  He died in 1297 in Tower Of London,London,England.