Alan Reginald De Dunstanville
Alan Reginald was born about 1080 in Dunstanville, Kent, England.  He died on April 3rd, 1156 in Surrey, England.

 Adelaide De Lisle
Adelaide was born about 1074.  She died after 1114.

 Alan De Dunstanville
Alan was born about 1104.  He died in 1156.