John de Burgh , Sir
John de was born in 1210 in Barnstead, Surrey, England.  He died at the age of 65 in 1275.

 Hawise de Lanvallei
Hawise de was born about 1214 in Walkern, Hertfordshire, England.  She died in 1249.

 John de Burgh , Baron Lanvallei ,Sir
John de was born about 1236 in Wakerly, Northamptonshire, England.  He died in Lanvalay, Cannaught, Ireland.