| Montcy-Notre-Dame | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason Montcy-Notre-Dame.svg |
| Arrondissement: | Charleville-Mézières |
| Canton: | Charleville-Mézières-3 |
| Insee: | 08298 |
| Postal Code: | 08090 |
| Mayor: | Christophe Laurent[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CA Ardenne Métropole |
| Coordinates: | 49.7756°N 4.7436°W |
| Elevation M: | 160 |
| Elevation Min M: | 133 |
| Elevation Max M: | 276 |
| Area Km2: | 6.13 |
Montcy-Notre-Dame (in French pronounced as /mɔ̃si nɔtʁ dam/) is a commune in the Ardennes department and Grand Est region of north-eastern France.