Sir Robert Corbet was born in Alcester, Warwick, England.

Isabella Sybilla (Or Sybella) Corbet, daughter of Sir Robert Corbet. She married 2 times. The first time she married Henry I …, son of William The Conqueror Normandy and Matilda II De Flanders, on August 6, 1100. He was born in 1068 in Selby, England and died in 1135 in Rouen, Normandy at the age of 67. The second time she married Alexander The Fierce King Of Scotland, son of Ceannomor Malcolm III King Of Scotland and Margaret Atheling Queen Of Scots,. He was born in 1077 and died on April 23, 1124 at the age of 47.

Sybolia (Sybil) De Falaise Princess Of, daughter of Henry I … and Isabella Sybilla (Or Sybella) Corbet, was born in 1093 in Abt. England and died on July 11, 1122 in Island Of The Woman, Loch Tay, Scotland at the age of 29. She married 2 times. The first time she married Baldwin De Boullers, son of Stephen De Boullers, in England. He was born in 1075 in Montgomery, Northamptonshire, England. The second time she married Alexander The Fierce King Of Scotland, son of Ceannomor Malcolm III King Of Scotland and Margaret Atheling Queen Of Scots,. He was born in 1077 and died on April 23, 1124 at the age of 47.