Saint Ferreolus

Saint Ferreolus may refer to:


 * Ferreolus of Besançon (died 212), priest and martyr (with St. Ferrutio), feast day June 16
 * Ferréol of Uzès (530–581), Catholic saint and bishop, feast day January 4
 * Ferréol of Grenoble (died 670), or Ferjus, Bishop of Grenoble