Seigneur de Monsegur Jean de Levis
Seigneur de Monsegur Jean was born in 1275 in Levis, Aude, France.  He died at the age of 39 in 1314 in Monsegur, Gascony, France.

 Constance De Foix
Constance was born in 1280 in Foix, Ariège, Gascony, France.  She died at the age of 52 in 1332 in Monsegur, Gascony, France.

 Isabelle de Levis
Isabelle was born in 1303 in Monsegur, Gascony, France.  She died at the age of 58 on April 5th, 1361 in Riom, Auvergne, France.