| Saintigny | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Saintigny (Eure-et-Loir).svg |
| Arrondissement: | Nogent-le-Rotrou |
| Canton: | Nogent-le-Rotrou |
| Insee: | 28331 |
| Postal Code: | 28480 |
| Mayor: | Waldeck Rousseau[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Terres de Perche |
| Coordinates: | 48.3453°N 0.9875°W |
| Elevation Min M: | 158 |
| Elevation Max M: | 286 |
| Area Km2: | 45.22 |
Saintigny (in French pronounced as /sɛ̃tiɲi/) is a commune in the Eure-et-Loir department in northern France. It was established on 1 January 2019 by merger of the former communes of Saint-Denis-d'Authou (the seat) and Frétigny.[2]