Alphonse d'Acre de Brienne
Alphonse was born in 1177 in Brienne, France.

 Mary de Lusignan
Mary was born in 1198.

 Baron Guy de Brienne of Talacharn
Guy was born in Walwyn's Castle, Haverfordwest, Pembroke, Wales .  He died on June 1st, 1252 in Walwyn's Castle, Haverfordwest, Pembroke, Wales .