Geoffroy III Count Gastinois
Geoffroy III Count was born in 0970.  He died at the age of 30 in 1000.

 Beatrice Countess Gastinois
Beatrice Countess is no longer alive.

 Geoffrey IV Count Gastinois
Geoffrey IV Count was born in 1000.  He died at the age of 46 on April 1st, 1046.