Piers De Gavestone
Piers was born about 1284 in Blacklow Hill, Warwickshire, England.  He died on June 19th, 1312 in Executed at  Blacklow Hill, Warwickshire, England.

 Lady Margaret De Clare
Lady Margaret was born in October 1292 in Tunbridge, Staffordshire, England.  She died at the age of 49 on April 9th, 1342 in France.  She was buried on April 13th, 1342 in Tonbridge Priory, Kent, England.

 Amy De Gavestone
Amy was born in Tunbridge Castle, Kent, England.  She died after 1334.