| Sillavengo | |
| Official Name: | Comune di Sillavengo |
| Coordinates: | 45.5167°N 34°W |
| Region: | Piedmont |
| Province: | Novara (NO) |
| Mayor: | Bruno Locatelli |
| Area Total Km2: | 9.5 |
| Population Footnotes: | [1] |
| Population Total: | 579 |
| Population As Of: | Dec. 2004 |
| Population Demonym: | Sillavenghesi |
| Elevation M: | 192 |
| Postal Code: | 28060 |
| Area Code: | 0321 |
Sillavengo is a comune (municipality) in the Province of Novara in the Italian region of Piedmont, located about 80km (50miles) northeast of Turin and about 15km (09miles) northwest of Novara.
Sillavengo borders the following municipalities: Arborio, Briona, Carpignano Sesia, Castellazzo Novarese, Ghislarengo, Landiona, and Mandello Vitta.