Frassinelle Polesine
Frassinelle Polesine is a comune (municipality) in the Province of Rovigo in the Italian region Veneto, located about  southwest of Venice and about  southwest of Rovigo. As of 31 December 2004, it had a population of 1,559 and an area of .

The municipality of Frassinelle Polesine contains the frazioni (subdivisions, mainly villages and hamlets) Caporumiatti, Casotti, Chiesa, Crociara, Le Cornere, Passo di Villamarzana, and Viezze.

Frassinelle Polesine borders the following municipalities: Arquà Polesine, Canaro, Fiesso Umbertiano, Pincara, Polesella, Villamarzana.

Demographic evolution