Etruscan Viesul, Viśl, Vipsu, known as Faesule since 283, when was conquered by the Romans.
See:
- L’antica Città di FièsoleSezione Didattica della Soprintendenza Archeologica della Toscana- http://www.archeologicatoscana.it/wp-content/uploads/2009/11/fiesole.pdf