| Stavnic | |
| Pushpin Map: | Romania |
| Subdivision Type1: | Country |
| Subdivision Name1: | Romania |
| Subdivision Type2: | Counties |
| Subdivision Name2: | Iași, Vaslui |
| Subdivision Type3: | Villages |
| Subdivision Name3: | Schitu Stavnic, Hadâmbu, Frenciugi, Parpanița |
| Length: | 46km (29miles) |
| Mouth: | Bârlad |
| Mouth Location: | Vulturești |
| Mouth Coordinates: | 46.8031°N 27.4972°W |
| Basin Size: | 212km2 |
| Tributaries Left: | Humăria |
The Stavnic is a left tributary of the river Bârlad in Romania. It discharges into the Bârlad in Vulturești.[1] The Căzănești Dam is located on the Stavnic. Its length is 46km (29miles) and its basin size 212km2.