Pierre I de Courtenay
Pierre I was born about 1232 in Courtenay, Galinois, France.

 Petrenelle De Joigny
Petrenelle was born about 1237.  She died in 1282.

 Amicie De Courtenay
Amicie was born in 1250 in Courtenay, , France.  She died at the age of 25 in 1275 in Rome, Italy.