William De Kerdeston
William De was born about 1240 in Kerdeston, Norfolk, England.  He died on June 1st, 1324.

 Margaret De Gaunt
Margaret De was born about 1244 in Folkingham, Bourne, Lincolnshire, England.  Margaret De is no longer alive.

 Roger 1St Baron De Kerdeston
Roger 1St Baron De was born about 1273 in Kerdeston, Norfolk, England.  He died on July 1st, 1337 in Bulcamp, Halesworth, Suffolk, England.  He was buried in Langley Abbey, Norfolk, England.