| Moncetz-Longevas | |
| Commune Status: | Commune |
| Arrondissement: | Châlons-en-Champagne |
| Canton: | Châlons-en-Champagne-3 |
| Insee: | 51372 |
| Postal Code: | 51470 |
| Mayor: | Catherine Tschambser[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CA Châlons-en-Champagne |
| Coordinates: | 48.9086°N 4.4281°W |
| Elevation M: | 92 |
| Area Km2: | 7.24 |
Moncetz-Longevas is a commune in the Marne department in north-eastern France.