| Treillières | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Treillères (Loire-Atlantique).svg |
| Arrondissement: | Châteaubriant-Ancenis |
| Canton: | La Chapelle-sur-Erdre |
| Insee: | 44209 |
| Postal Code: | 44119 |
| Mayor: | Alain Royer[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Erdre et Gesvres |
| Coordinates: | 47.3319°N -1.6256°W |
| Elevation Min M: | 9 |
| Elevation Max M: | 74 |
| Area Km2: | 29.05 |
| Demonym: | Treilliéraines, Treilliérains |
| Website: | http://www.treillieres.fr/ |
Treillières (in French pronounced as /tʁɛljɛʁ/; Breton: Trelier) is a commune in the Loire-Atlantique department in western France.