Hubert deBurgh I Earl of Kent
Hubert deBurgh I Earl of was born in 1160.  He died at the age of 83 on May 12th, 1243.

 Margaret Princess of Scotland
Margaret Princess of was born in 1167.

 John deBurgh
John was born in 1185.

 Margaret deBurgh
Margaret was born in 1222.  She died at the age of 15 in 1237.