| Nirajul Mic | |
| Pushpin Map: | Romania |
| Subdivision Type1: | Country |
| Subdivision Name1: | Romania |
| Subdivision Type2: | Counties |
| Subdivision Name2: | Mureș County |
| Subdivision Type3: | Villages |
| Subdivision Name3: | Bereni, Miercurea Nirajului |
| Length: | 17km (11miles) |
| Source1: | Gurghiu Mountains |
| Mouth: | Niraj |
| Mouth Location: | Miercurea Nirajului |
| Mouth Coordinates: | 46.5306°N 24.8023°W |
| Basin Size: | 85km2 |
The Nirajul Mic is a left tributary of the river Niraj in Romania. It discharges into the Niraj in Miercurea Nirajului.[1] Its length is 17km (11miles) and its basin size is 85km2.
It should not be confused with the Nirajul Mic, having the same name, a headwater of the Niraj, which it joins in the village of Câmpu Cetății.