| Gagliano Castelferrato | |
| Official Name: | Comune di Gagliano Castelferrato |
| Coordinates: | 37.7167°N 46°W |
| Province: | (EN) |
| Mayor: | Salvatore Zappulla |
| Area Total Km2: | 55 |
| Population Footnotes: | [1] |
| Population Total: | 3532 |
| Population As Of: | 30 November 2017 |
| Population Demonym: | Gaglianesi |
| Elevation M: | 651 |
| Saint: | St. Catald |
| Day: | 31 August |
| Postal Code: | 94010 |
| Area Code: | 0935 |
Gagliano Castelferrato (Latin: Galaria; Sicilian: Gagghianu) is a comune in Sicily, Italy in the Province of Enna. The town was the site of the Battle of Gagliano in 1300 during the War of the Sicilian Vespers.[2]