| Marcy-l'Étoile | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Marcy-l'Etoile (Rhône).svg |
| Arrondissement: | Lyon |
| Insee: | 69127 |
| Postal Code: | 69280 |
| Mayor: | Loïc Commun[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 45.78°N 4.7°W |
| Elevation M: | 310 |
| Elevation Min M: | 233 |
| Elevation Max M: | 369 |
| Area Km2: | 5.37 |
Marcy-l'Étoile (in French pronounced as /maʁsi letwal/) is a commune in the Metropolis of Lyon in Auvergne-Rhône-Alpes region in eastern France.