| Lugnacco | |
| Region: | Piedmont |
| Metropolitan City: | Turin (TO) |
| Comune: | Val di Chy |
Lugnacco is a frazione (hamlet) of the comune (municipality) of Val di Chy in the Metropolitan City of Turin in the Italian region Piedmont, located about 45km (28miles) north of Turin. It was a separate comune until January 2019.