| Saint-Pierre-du-Mesnil | |
| Arrondissement: | Bernay |
| Canton: | Bernay |
| Insee: | 27596 |
| Postal Code: | 27330 |
| Commune: | Mesnil-en-Ouche |
| Coordinates: | 48.9356°N 0.5781°W |
| Elevation M: | 208 |
| Elevation Min M: | 195 |
| Elevation Max M: | 212 |
| Area Km2: | 7.92 |
| Population: | 90 |
| Population Date: | 2022 |
| Population Footnotes: | [1] |
Saint-Pierre-du-Mesnil (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]