Peter de Courtenay
Peter was born about 1126 in Rheims, France.  He died in 1183 in Palestine.

 Isabel Elizabeth de Courtenay
Isabel Elizabeth was born in 1148 in Courtenay, France.  She died at the age of 57 in 1205 in France.

 Alice de Courtenay
Alice was born in 1160.  She died at the age of 51 on September 14th, 1211.