| Terzo d'Aquileia | |
| Official Name: | Comune di Terzo di Aquileia |
| Native Name: | |
| Coordinates: | 45.8°N 33°W |
| Region: | Friuli-Venezia Giulia |
| Province: | Udine (UD) |
| Frazioni: | San Martino |
| Mayor: | Michele Tibald |
| Area Total Km2: | 28.36 |
| Population Footnotes: | [1] |
| Population Total: | 2824 |
| Population As Of: | 28 February 2017 |
| Population Demonym: | Terzesi |
| Elevation M: | 5 |
| Postal Code: | 33050 |
| Area Code: | 0431 |
Terzo d'Aquileia (officially Terzo di Aquileia;[2] Friulian: Tierç, locally Friulian: Tiars; : Ters) is a Italian: [[comune]] (municipality) in the Regional decentralization entity of Udine in the Italian region of Friuli-Venezia Giulia, located about 40km (30miles) northwest of Trieste and about 30km (20miles) south of Udine.
Terzo d'Aquileia borders the following municipalities: Aquileia, Cervignano del Friuli, Fiumicello Villa Vicentina, Grado, Torviscosa.