| One Day in August | |
| Director: | Constantine Giannaris |
| Starring: | Eleni Kastani Akilas Karazisis |
| Runtime: | 106 minutes |
| Country: | Greece |
| Language: | Greek |
One Day in August (Greek, Modern (1453-);: Δεκαπενταύγουστος) is a 2001 Greek drama film directed by Constantine Giannaris.