| Slimnic | |
| Pushpin Map: | Romania |
| Subdivision Type1: | Country |
| Subdivision Name1: | Romania |
| Subdivision Type2: | Counties |
| Subdivision Name2: | Sibiu County |
| Subdivision Type3: | Villages |
| Subdivision Name3: | Slimnic |
| Length: | 15km (09miles) |
| Mouth: | Vișa |
| Mouth Location: | Mândra |
| Mouth Coordinates: | 45.9241°N 24.0758°W |
| Basin Size: | 59km2 |
| Tributaries Left: | Șarba |
The Slimnic is a right tributary of the river Vișa in Romania. It flows into the Vișa in Mândra. Its length is 15km (09miles) and its basin size is 59km2. Its largest tributary is the Șarba, from the left.