Earl Gilbert De Clare Of Gloucester
Gilbert was born on September 2nd, 1243.  He died at the age of 52 on December 7th, 1295.

 Alice De Lusignan-Brun
Alice was born in 1223 in LUSIGNAN,VIENNE,FRANCE.¹   She died in WARREN,SUSSEX,ENGLAND.¹ 

 Isabel De Clare
Isabel was born on March 10th, 1263.