Gautier de Enghien
Gautier was born on June 5th, 1302.  He died at the age of 43 on October 16th, 1345.

 Isabel De Brienne
Isabel was born in 1305.  She died at the age of 55 on December 28th, 1360.

 Louis De Enghien
Louis was born in 1335 in Bassily, Hainaut, Belgium.