| Vieille-Église-en-Yvelines | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Vieille-Eglise-en-Yvelines (Yvelines).svg |
| Arrondissement: | Rambouillet |
| Canton: | Rambouillet |
| Insee: | 78655 |
| Postal Code: | 78125 |
| Mayor: | Jean-Louis Duchamp[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CA Rambouillet Territoires |
| Coordinates: | 48.6703°N 1.8767°W |
| Elevation M: | 170 |
| Elevation Min M: | 161 |
| Elevation Max M: | 177 |
| Area Km2: | 9.60 |
Vieille-Église-en-Yvelines (in French pronounced as /vjɛj eɡliz ɑ̃.n‿ivlin/) is a commune in the Yvelines department in the Île-de-France in north-central France.