| Trenal | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Trenal (Jura).svg |
| Coordinates: | 46.6439°N 5.4683°W |
| Insee: | 39537 |
| Postal Code: | 39570 |
| Arrondissement: | Lons-le-Saunier |
| Canton: | Lons-le-Saunier-2 |
| Mayor: | Marie-France Lucius[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Espace Communautaire Lons Agglomération |
| Elevation Min M: | 198 |
| Elevation Max M: | 260 |
| Area Km2: | 9.54 |
Trenal (in French pronounced as /tʁənal/) is a commune in the Jura department in the Bourgogne-Franche-Comté region in eastern France.[2] On 1 January 2017, the former commune of Mallerey was merged into Trenal.[3]
Population data refer to the commune in its geography as of January 2023.