| Saint-Jean-sur-Tourbe | |
| Commune Status: | Commune |
| Arrondissement: | Châlons-en-Champagne |
| Canton: | Argonne Suippe et Vesle |
| Insee: | 51491 |
| Postal Code: | 51600 |
| Mayor: | François Mainsant[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Région de Suippes |
| Coordinates: | 49.1281°N 4.6808°W |
| Elevation M: | 142 |
| Area Km2: | 17.04 |
Saint-Jean-sur-Tourbe (in French pronounced as /sɛ̃ ʒɑ̃ syʁ tuʁb/) is a commune in the Marne department in north-eastern France.[2]