| Prokhladnaya | |
| Subdivision Type1: | Country |
| Length: | 77km (48miles) |
| Mouth Coordinates: | 54.6111°N 20.2408°W |
| Basin Size: | 1170km2 |
Prokhladnaya (Russian Прохладная, German Frisching, Polish Świeża) is a river in Kaliningrad Oblast, Russia. It terminates into the Vistula Lagoon. It is long, and has a drainage basin of .