David I De Strathbogie
David I was born about 1240 in Strathbogie, Aberdeenshire, Scotland.  He died on August 6th, 1270 in Carthage, Africa.

 Isabella De Chilham
Isabella was born about 1245 in Chilham, Kent, England.  Isabella is no longer alive.

 John De Strathbogie
John was born about 1265.  He died on November 7th, 1306 in London, England.

 Annabella De Strathbogie
Annabella was born about 1267 in Scotland.

 Margaret De Strathbogie
Margaret was born about 1269.