Fertois

Fertois is a Demonym referring to the inhabitants of any of several communes in France:
 * La Ferté-Alais
 * La Ferté-Bernard
 * La Ferté-Chevresis
 * La Ferté-Frênel
 * La Ferté-Gaucher
 * La Ferté-Loupière
 * La Ferté-Macé
 * La Ferté-sous-Jouarre