| Drepano | |
| Name Local: | Δρέπανο |
| Type: | community |
| Coordinates: | 38.3167°N 72°W |
| Elevation: | 70 |
| Periph: | West Greece |
| Periphunit: | Achaea |
| Municipality: | Patras |
| Municunit: | Rio |
| Population As Of: | 2021 |
| Population: | 451 |
| Postal Code: | 265 00 |
| Licence: | AX |
Drepano (el|Δρέπανο) is a village in the municipality of Patras, Achaea, Greece. It is situated on the river Volinaios, about 60 m above sea level. It is 2 km west of Psathopyrgos and 7 km northwest of Rio. The Greek National Road 8A (Athens - Corinth - Patras) passes north of the village.
| Year | Population | |
|---|---|---|
| 1981 | 461 | |
| 1991 | 601 | |
| 2001 | 557 | |
| 2011 | 541 | |
| 2021 | 451 |