| Valea Șesii | |
| Name Other: | Valea Șesei |
| Pushpin Map: | Romania |
| Subdivision Type1: | Country |
| Subdivision Name1: | Romania |
| Subdivision Type2: | Counties |
| Subdivision Name2: | Alba |
| Subdivision Type3: | Villages |
| Subdivision Name3: | Vința, Bârzan |
| Length: | 10km (10miles) |
| Mouth: | Arieș |
| Mouth Location: | Valea Șesii |
| Mouth Coordinates: | 46.3763°N 23.2334°W |
| Basin Size: | 38km2 |
The Valea Șesii or Valea Șesei is a right tributary of the river Arieș in Romania. It flows into the Arieș near Baia de Arieș. The Valea Șesii dam is built on this river. Its length is 10km (10miles) and its basin size is 38km2.