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Throughout the world, Kolai (Kolai
) is quite a rare mostly boy's, but uncommonly girly forename. The forename Kolai is characteristic of India, where it is a rare mostly boy's, but infrequently girly name, and Nigeria, where it is an extremely rare male name. Much less frequently, Kolai is the last name as well as the forename.
Sah, Raben, Jhapu, Hessa, Yadav, Ubena, Manjhi, Mahato, Sahani, Ansari, Baitha, Bhagat, Paswan, Prasad, Rabhai, Thakur, Hajara, Musahar, Mukhiya, Kasadekar, Varabhai, Mavasakar, Purti, Chaudhari, Patel, Abena, Sih, Bai, Bin, Kol, Ram, Ray, Roy, Das, Miya, Bena, Bhar, Raut, Devi, Mahto, Miyan, Munda, Sanou, Samad, Sahni, Sakoy, Singh, Bodra, and Bhilavekar