| Saint-Aubin-le-Guichard | |
| Arrondissement: | Bernay |
| Canton: | Bernay |
| Insee: | 27515 |
| Postal Code: | 27410 |
| Commune: | Mesnil-en-Ouche |
| Coordinates: | 49.04°N 0.7011°W |
| Elevation M: | 145 |
| Elevation Min M: | 115 |
| Elevation Max M: | 164 |
| Area Km2: | 11.13 |
| Population: | 286 |
| Population Date: | 2022 |
| Population Footnotes: | [1] |
Saint-Aubin-le-Guichard (pronounced as /fr/) is a former commune in the Eure department in Normandy in northern France. On 1 January 2016, it was merged into the new commune of Mesnil-en-Ouche.[2]