| Tiercelet | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason Tiercelet 54.svg |
| Arrondissement: | Briey |
| Canton: | Villerupt |
| Insee: | 54525 |
| Postal Code: | 54190 |
| Mayor: | Frédéric Karleskind[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Grand Longwy Agglomération |
| Coordinates: | 49.4625°N 5.885°W |
| Elevation M: | 409 |
| Elevation Min M: | 360 |
| Elevation Max M: | 432 |
| Area Km2: | 7.68 |
Tiercelet (in French pronounced as /tjɛʁsəlɛ/; Luxembourgish: Däitsch-Lahr and Lahr) is a commune in the Meurthe-et-Moselle department in north-eastern France.[2]