Comte Geoffroi de Joinville I de Joigny
Geoffroi was born in 1045.  He died at the age of 35 in 1080.

 Blanche de Reynel
Blanche was born in Reynel, Haute-Marne, Champagne, France.

 Comte Geoffroi de Joinville II of Joigny
Geoffroi was born about 1065.  He died about 1100.