What is "fermin"

Saint Fermin of Amiens (also Firmin, from Latin, Firminus; in Spanish, Fermín; in Basque, Fermin) is one of many locally venerated Catholic saints. Fermin is the co-patron of Navarre, where his feast, the ' San Fermín' in the capital Pamplona, is forever associated with the ' Running of the Bulls' made famous by Ernest Hemingway. Fermin is also venerated at Amiens, where he met martyrdom.