| Auxon-Dessous | |
| Image Coat Of Arms: | Blason ville fr Auxon-Dessous (Doubs).svg |
| Coordinates: | 47.2994°N 5.9506°W |
| Insee: | 25034 |
| Postal Code: | 25870 |
| Arrondissement: | Besançon |
| Canton: | Besançon-3 |
| Commune: | Les Auxons |
| Elevation Min M: | 215 |
| Elevation Max M: | 330 |
| Area Km2: | 6.28 |
| Population: | 1369 |
| Population Date: | 2019 |
| Population Footnotes: | [1] |
Auxon-Dessous (in French pronounced as /oksɔ̃ dəsu/) is a former commune in the Doubs department in the Franche-Comté region in eastern France.
On 1 January 2015, Auxon-Dessous and Auxon-Dessus merged becoming one commune called Les Auxons.