Jean II de Brienne
Jean II was born in 1225 in Courtrain, Mayenne, France.  He died at the age of 71 in 1296 in Abbey of Maubuisson, France.

 Jeanne de Chateaudun
Jeanne was born in 1227 in Chateaudun, France.  She died after 1265.

 Blanche de Brienne
Blanche was born in 1245 in Courtrain, Mayenne, France.  She died at the age of 57 in 1302 in Loupland, Maine, France.