After her death on 12 March 1253 the veneration of Fina dei Ciardi quickly grew to become the protector and saint patron of the city of San Gimignano.
A papal bull issued by Pope Sixtus IV on October 1481,[REF] confirmed by Pope Paul III in 1538,[REF] permitted the public cult and veneration of Saint Fina as one of the saints of the Catholic Church.