| Saint-Aignan | |
| Commune Status: | Commune |
| Arrondissement: | Castelsarrasin |
| Canton: | Garonne-Lomagne-Brulhois |
| Insee: | 82152 |
| Postal Code: | 82100 |
| Mayor: | Philippe Fournie[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 44.019°N 1.075°W |
| Elevation M: | 79 |
| Elevation Min M: | 67 |
| Elevation Max M: | 138 |
| Area Km2: | 4.85 |
Saint-Agnan (pronounced as /fr/; Languedocien: Sent Anhan) is a commune in the Tarn-et-Garonne department in the Occitanie region in southern France.