| Cirfontaines-en-Ornois | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Cirfontaines-en-Ornois 52.svg |
| Arrondissement: | Saint-Dizier |
| Canton: | Poissons |
| Insee: | 52131 |
| Postal Code: | 52230 |
| Mayor: | Annick Verron[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Bassin de Joinville en Champagne |
| Coordinates: | 48.4556°N 5.3881°W |
| Elevation M: | 450 |
| Elevation Min M: | 323 |
| Elevation Max M: | 423 |
| Area Km2: | 13.95 |
Cirfontaines-en-Ornois (in French pronounced as /siʁfɔ̃tɛn ɑ̃.n‿ɔʁnwa/) is a commune in the Haute-Marne department in north-eastern France.