Josceline De Courtenay
Josceline was born in 1034 in Courtenay, Loiret, France.  He died at the age of 41 in 1075.

 Isabel De Montlhery
Isabel was born in 1040 in Montlhery, S-Oise, France.

 Milo De Courtenay
Milo was born in 1069 in Courtenay, Loriet, France.  He died at the age of 58 in 1127 in France.