| Arignano | |
| Official Name: | Comune di Arignano |
| Coordinates: | 45.05°N 61°W |
| Region: | Piedmont |
| Metropolitan City: | Turin (TO) |
| Frazioni: | Moano, Oriassolo, Tetti Chiaffredo, Tetti Gianchino |
| Mayor: | Domenica Barisano |
| Area Total Km2: | 8.17 |
| Population Footnotes: | [1] |
| Population Total: | 1067 |
| Population As Of: | 1-1-2017 |
| Population Demonym: | Arignanese(i) |
| Elevation M: | 321 |
| Saint: | Remigius of Reims |
| Day: | Third Sunday in September |
| Postal Code: | 10020 |
| Area Code: | 011 |
Arignano (Piedmontese: Argnan) is a comune (municipality) in the Metropolitan City of Turin in the Italian region Piedmont, located about 15km (09miles) east of Turin.
It is home to two castles, the Rocca (or Castello Superiore, known from 1047, and enlarged in the 15th century after its sack by Facino Cane's troops) and the Castello Inferiore (15th century).
Lake Arignano is located in the comune.
Comillas, Spain