| Rediu | |
| Pushpin Map: | Romania |
| Subdivision Type1: | Country |
| Subdivision Name1: | Romania |
| Subdivision Type2: | Counties |
| Subdivision Name2: | Iași, Vaslui |
| Subdivision Type3: | Villages |
| Subdivision Name3: | Protopopești, Tăcuta, Rediu Galian |
| Length: | 21km (13miles) |
| Mouth: | Dobrovăț |
| Mouth Location: | Codăești |
| Mouth Coordinates: | 46.8719°N 27.7678°W |
| Progression: | Dobrovăț→ Vaslui→ |
| Basin Size: | 85km2 |
The Rediu is a right tributary of the river Dobrovăț in Romania. It flows into the Dobrovăț in Codăești. Its length is 21km (13miles) and its basin size is 85km2. The Rediu and Tăcuta dams are located on this river.