| Cumpăna | |
| Pushpin Map: | Romania |
| Subdivision Type1: | Country |
| Subdivision Name1: | Romania |
| Subdivision Type2: | Counties |
| Subdivision Name2: | Argeș County |
| Length: | 7km (04miles) |
| Mouth: | Argeș |
| Mouth Location: | Lake Vidraru |
| Mouth Coordinates: | 45.4369°N 24.596°W |
| Basin Size: | 28km2 |
| Tributaries Left: | Cumpănița |
The Cumpăna is a right tributary of the river Argeș in Romania. It discharges into Lake Vidraru, which is drained by the Argeș. Its length is 7km (04miles) and its basin size is 28km2.