Guillaume
Guillaume was born about 1110 in Monferrato, Italy.  He died in 1191.

 Jutte von Brandenburg
Jutte was born about 1115 in Klosterneuburg, Niederösterreich, Austria.  She died on October 18th, 1168.

 Bonifacio
Bonifacio was born about 1150 in Monferrato, Italy.  He died on September 4th, 1207.

 Beatrix de Montferrat
Beatrix was born about 1152 in Montferrat, Italy.

 Alice Adelheid de Montferrat
Alice Adelheid was born about 1160 in Montferrat, Italy.  She died on July 22nd, 1202 in Montferrat, Italy.