| Champseru | |
| Commune Status: | Commune |
| Arrondissement: | Chartres |
| Canton: | Auneau |
| Insee: | 28073 |
| Postal Code: | 28700 |
| Mayor: | Corinne Brillot[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CA Chartres Métropole |
| Coordinates: | 48.4931°N 1.6575°W |
| Elevation M: | 150 |
| Elevation Min M: | 134 |
| Elevation Max M: | 157 |
| Area Km2: | 14.99 |
Champseru (pronounced as /fr/) is a commune in the Eure-et-Loir department in northern France.