| Fontaniva | |
| Official Name: | Comune di Fontaniva |
| Coordinates: | 45.6333°N 56°W |
| Region: | Veneto |
| Province: | Padua (PD) |
| Frazioni: | Casoni, Fontanivetta, Fratta, San Giorgio in Brenta |
| Mayor: | Alberto Trento |
| Area Total Km2: | 20.6 |
| Population Total: | 8077 |
| Population As Of: | 31 August 2017 |
| Population Demonym: | Fontanivari,Bartandi,Fontanivesi |
| Elevation M: | 28 |
| Saint: | St. Mary and Blessed Bartrando |
| Day: | 1 March |
| Postal Code: | 35014 |
| Area Code: | 049 |
Fontaniva is a comune (municipality) in the Province of Padua in the Italian region Veneto, located about 50km (30miles) northwest of Venice and about 25km (16miles) northwest of Padua.
Fontaniva borders the following municipalities: Carmignano di Brenta, Cittadella, Grantorto, San Giorgio in Bosco.
Fontaniva is twinned with:
Bartın, Turkey, since 2005 Amasra, Turkey, since 2005
Nova Pádua, Brazil, since 2010