| Allenjoie | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Allenjoie 25.svg |
| Coordinates: | 47.5356°N 6.8978°W |
| Insee: | 25011 |
| Postal Code: | 25490 |
| Arrondissement: | Montbéliard |
| Canton: | Bethoncourt |
| Mayor: | Jean Fried[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Pays de Montbéliard Agglomération |
| Elevation Min M: | 320 |
| Elevation Max M: | 417 |
| Area Km2: | 6.56 |
Allenjoie (pronounced as /fr/) is a commune in the Doubs department in the Bourgogne-Franche-Comté region in eastern France.