| Rodengo-Saiano | |
| Official Name: | Comune di Rodengo-Saiano |
| Coordinates: | 45.6°N 17°W |
| Province: | (BS) |
| Frazioni: | Bettola, Bettolino, Delma, Moie, Padergnone, Ponte Cingoli |
| Mayor Party: | lista civica |
| Mayor: | Rosa Vitale |
| Area Total Km2: | 12.86 |
| Population Footnotes: | [1] |
| Population Total: | 9889 |
| Population As Of: | 2024 |
| Population Demonym: | rodenghesi or saianesi |
| Elevation M: | 176 |
| Istat: | 017163 |
| Saint: | Saint Nicholas of Bari |
| Day: | 6 December |
| Postal Code: | 25050 |
| Area Code: | 030 |
Rodengo-Saiano (Brescian: Rodéngh-Saià) is a comune in the province of Brescia, in Lombardy. A center of the Franciacorta historical region, it was founded in 1927 from the communes of Rodengo and Saiano.
It is home to a Cluniac monastery, the Abbazia di San Nicola (Abbey of St. Nicholas), founded in the mid-11th century.