| Longi | |
| Official Name: | Comune di Longi |
| Coordinates: | 38.0333°N 59°W |
| Region: | Sicily |
| Metropolitan City: | Messina (ME) |
| Frazioni: | Stazzone, Crocetta, Pado, Filipelli |
| Mayor: | Fabio Antonio |
| Area Total Km2: | 42.2 |
| Population Footnotes: | [1] |
| Population Total: | 1350 |
| Population As Of: | 30 November 2021 |
| Population Demonym: | Longesi |
| Elevation M: | 616 |
| Postal Code: | 98070 |
| Area Code: | 0941 |
Longi (Sicilian: Lonci) is a comune (municipality) in the Metropolitan City of Messina in the Italian region Sicily, located about 120km (80miles) east of Palermo and about 70km (40miles) west of Messina.
Longi borders the following municipalities: Alcara li Fusi, Bronte, Cesarò, Frazzanò, Galati Mamertino, Maniace, San Marco d'Alunzio, Tortorici.