Worldwide, Nijan (Nijan 
) is a rare epicene first name. The first name Nijan is habitual in Bolivia, where it is a rare girly name, Saudi Arabia, where it is a very rare male name, and Indonesia. Measured by absolute frequency, the name is most common in India, Indonesia, and Bolivia. Much less frequently, Nijan is the last name as well as the forename.
Sah, Ragus, Gogoi, Lopez, Tahir, Thapa, Nirin, Ortiz, Yogal, Uddin, Kumar, Mathew, Mendez, Shaikh, Ansari, Behera, Thakuri, Ibrahim, Maharjan, Shrestha, Sulaiman, Mamani, Kanai, Begum, Sirin, Ali, Raj, Das, Jan, Hun, Una, Sekh, Angi, Ajah, Cruz, Bell, Boro, Khan, Ravi, Devi, Dhan, Than, Marak, Miyan, Shaik, Singh, Upadhyay, and Shrirangathas