Erard I De Brienne
Erard I was born about 1079 in France.  He died in 1114.

 Agnes De Roucy De Baudement
Agnes De Roucy was born about 1100 in France.  She died after 1143 in France.  She was buried in St. Ived Abbey, Braine, France.

 Walter Gauthier II De Brienne
Walter Gauthier II was born about 1113 in France.  He died in 1161.