Alphonse De Brienne
Alphonse De was born on June 1st, 1176.  He died at the age of 54 on June 1st, 1230.

 Marie De Lusignan
Marie De was born about 1176.  She died on October 1st, 1260.

 Guy I De Brienne
Guy I De was born on June 1st, 1202.  He died at the age of 50 on June 1st, 1252.