Pierre De Luxembourg Count of St. Pol & Brienne
Pierre De Luxembourg Count of St. Pol & was born in 1390.  He died at the age of 43 on August 31st, 1433.

 Marguerite Del Balso
Marguerite was born in 1394.

 Jacquette De Luxembourg
Jacquette was born in 1416.  She died at the age of 56 on May 30th, 1472.