| Pârâul Mărului | |
| Pushpin Map: | Romania |
| Subdivision Type1: | Country |
| Subdivision Name1: | Romania |
| Subdivision Type2: | Counties |
| Subdivision Name2: | Vrancea County |
| Length: | 7km (04miles) |
| Mouth: | Putna |
| Mouth Coordinates: | 45.9407°N 26.4689°W |
| Basin Size: | 27km2 |
The Pârâul Mărului is a left tributary of the river Putna in Romania. It flows into the Putna near Greșu.[1] Its length is 7km (04miles) and its basin size is 27km2.