Barbona is a comune (municipality) in the Province of Padua in the Italian region Veneto, located about southwest of Venice and about southwest of Padua. As of 31 December 2004, it had a population of 765 and an area of .
The municipality of Barbona contains the frazione (subdivision) Lusia.
Barbona borders the following municipalities: Lusia, Rovigo, Sant'Urbano, Vescovana.