Guillaume Ier De Poitou
Guillaume Ier was born on July 22nd, 1136 in , Argentan, 61,.  He died at the age of 27 on January 30th, 1164 in , Rouen, 76,.

 Constance De Bretagne
Constance was born in 1140.  She died at the age of 44 on June 28th, 1184.

 Geoffroy Ier De Tournemine
Geoffroy Ier was born about 1155.  He died before 1214.