Longiano is a comune in the Province of Forlì-Cesena in the Italian region Emilia-Romagna, located about 90 kilometres southeast of Bologna and about 30 kilometres southeast of Forlì. Longiano borders the following municipalities: Borghi, Cesena, Gambettola, Gatteo, Montiano, Roncofreddo, Santarcangelo di Romagna, Savignano sul Rubicone.