| Calvary Day School | |
| Motto: | "Faith Academics Excellence" |
| Type: | Independent |
| Religion: | Christian |
| Grades: | 6 weeks old through 12 grade |
| Head Of School: | Hunter Chadwick |
| Faculty: | 62.0 |
| Ratio: | 17 |
| Enrollment: | 1224 |
| Athletics: | Football, basketball, baseball, golf, cross country, ladies flag football, softball, swim, soccer, wrestling, lacrosse, tennis, track and field, cheer, clay shooting, bass fishing, and tennis |
| Conference: | Georgia High School Association |
| Colors: | Purple and gold |
| Mascot: | Cavaliers |
| Address: | 4625 Waters Avenue |
| City: | Savannah, Georgia |
| Zipcode: | 31404 |
| Country: | United States |
| County: | Chatham County |
| Ceeb: | 112676 |
| Campus Type: | Urban |
| Coordinates: | 32.0331°N -81.093°W |
Calvary Day School is an Independent Christian school located in Savannah, Georgia, United States. It is associated with the Association of Christian Schools International (ACSI).