Pierre I De Beauvau
Pierre I De was born about 1380.  He died in 1435.

 Jeanne De Craon
Jeanne De was born about 1375.  She died in 1421.

 Louis De Beauvau
Louis De was born in 1417 in France.  He died at the age of 55 in 1472 in Rome, Italy.

 Jean IV De Beauvau
Jean IV De was born about December 1421.