Fermin was a holy man and martyr, traditionally venerated as the co-patron saint of Navarre, Spain. He was born in the mid 3rd century, so his death may be associated with the Diocletianic Persecution
Baroque-era depiction of Saint Fermin (left) and Saint Francis Xavier, principal co-patrons of the Kingdom of Navarre. The coat of arms of Navarre and Pamplona are also visible.