| Corny-Machéroménil | |
| Commune Status: | Commune |
| Arrondissement: | Rethel |
| Canton: | Rethel |
| Insee: | 08132 |
| Postal Code: | 08270 |
| Mayor: | Xavier Baril[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 49.5789°N 4.4439°W |
| Elevation M: | 90 |
| Area Km2: | 10.54 |
Corny-Machéroménil (in French pronounced as /kɔʁni maʃeʁɔmenil/) is a commune in the Ardennes department in northern France.