Throughout the world, Manej (Manej 
) is quite a rare principally masculine, but very infrequently girly first name. The first name Manej is characteristic of Southern Asia, particularly India, where it is a rare predominantly masculine, but very seldom female name. Very seldom, Manej is the last name as well as the forename.
Ku, Singh, Swain, Barik, Bisht, Kumar, Patra, Pawar, Gupta, Nayak, Yadav, Mandal, Mallik, Mishra, Behera, Biswal, Kumari, Pandey, Prasad, Pradhan, Gayakwad, Mahapatra, Sahoo, Samal, Munda, Majhi, Sah, Bai, Bag, Ray, Das, Nag, Sahu, Sing, Sekh, Bhoi, Varughese, Bhei, Raut, Rout, Devi, Dash, Gore, Giri, Lima, Jena, Naik, Malik, Rana, and Pattanayak