| Le Gros-Theil | |
| Image Coat Of Arms: | Blason ville fr Le Gros-Theil (Eure).svg |
| Arrondissement: | Bernay |
| Canton: | Le Neubourg |
| Insee: | 27302 |
| Postal Code: | 27370 |
| Commune: | Le Bosc-du-Theil |
| Coordinates: | 49.2272°N 0.8428°W |
| Elevation M: | 140 |
| Elevation Min M: | 134 |
| Elevation Max M: | 159 |
| Area Km2: | 10.87 |
| Population: | 1008 |
| Population Date: | 2019 |
| Population Footnotes: | [1] |
Le Gros-Theil is a former commune in the Eure department in northern France. On 1 January 2016, it was merged into the new commune of Le Bosc-du-Theil.[2]