| Pârâul Mic | |
| Name Other: | Pietrosu |
| Pushpin Map: | Romania |
| Subdivision Type1: | Country |
| Subdivision Name1: | Romania |
| Subdivision Type2: | Counties |
| Subdivision Name2: | Brașov County |
| Length: | 12km (07miles) |
| Source1: | Postăvarul Massif |
| Source1 Coordinates: | 45.5081°N 25.5314°W |
| Source1 Elevation: | 1203m (3,947feet) |
| Mouth: | Ghimbășel |
| Mouth Location: | Upstream of Râșnov |
| Mouth Coordinates: | 45.5675°N 25.4583°W |
| Mouth Elevation: | 659m (2,162feet) |
| Basin Size: | 67km2 |
| Tributaries Right: | Pârâul Cheii |
The Pârâul Mic (in its upper course also: Pietrosu) is a right tributary of the river Ghimbășel in Romania. It flows into the Ghimbășel south of Râșnov. Its length is 12km (07miles) and its basin size is 67km2.