The Nirajul Mic River is a left tributary of the river Niraj in Romania. It discharges into the Niraj in Miercurea Nirajului.
It should not be confused with the Nirajul Mic River, having the same name, a headwater of the Niraj River, which it joins in the village of Câmpu Cetății.
- Administraţia Naţională Apelor Române - Cadastrul Apelor - Bucureşti
- Institutul de Meteorologie şi Hidrologie - Rîurile României - Bucureşti 1971
- Trasee turistice judeţul Mureş 
- Harta judeţului Mureş 
- Harta zonei Miercurea Nirajului