Roger-Bernard III de Foix-Castelbon
- Born circa 1310
- Deceased in 1352, at the approximate age of 41 years
Parents
- Gaston de Foix-Béarn, Gaston Ier de Foix-Béarn (1287 - 1315), chevalier, comte de Foix
- Jeanne d'Artois (c. 1289 - 1365), comtesse de Foix
Family
- Married with Constance de Luna, issuing
