Guillaume De Polignac
Guillaume De was born about 1451.

 Marguerite Helie De Pompadour
Marguerite Helie De was born on June 19th, 1491.  She died after 1524.

 Francois Armand De Polignac
Francois Armand De was born in 1514.  He died at the age of 68 on November 25th, 1582.