Pierre I De+ Grandison
Pierre I De+ was born about 1184 in Grandison, Lake Neuchatel, Helvetia, Switzerland.

 Agnes De+ Neufchatel
Agnes De+ was born about 1205 in Neufchatel, Helvetia, Switzerland.

 Jacques De Grandison
Jacques De was born about 1224.  He died about 1295.

 Amadeus De+ Grandison
Amadeus De+ was born in 1229 in Grandison, Lake Neuchatel, Helvetia, Switzerland.  He died at the age of 71 in 1300.

 Alice De+ Grandison
Alice De+ was born about 1240 in Herefordshire, England.  She died in 1308.

 Jordane De Grandison
Jordane De was born about 1245.