I Guillaume
I was born in 1130 in Geneva, Switzerland.  He died at the age of 65 on July 27th, 1195.

 Beatrix de Faucigny
Beatrix was born about 1150 in Faucigny, Haute-Savoie, France.

 II Guillaume
II was born about 1170.

 Margaret of Geneva
Margaret of was born about 1180 in Geneva, Switzerland.  She died on April 8th, 1257 in Pierre-Chatel, Isere, France.