| Rosta | |
| Subdivision Type1: | Country |
| Subdivision Name1: | Russia |
| Subdivision Type3: | Region |
| Subdivision Name3: | Murmansk Oblast |
| Length: | 12km (07miles) |
| Mouth: | Kola Bay (Barents Sea) |
| Mouth Elevation: | 0m (00feet) |
The Rosta (Russian: Роста) is a river in the north of the Kola Peninsula in Murmansk Oblast, Russia. It is long. The Rosta originates in the Lake Rogozero and flows into the Kola Bay. The Rosta District of Murmansk takes its name from the river.