Cognomen Nikul (Nikul 
, นิกูล , Еркай 
) , worldwide, is a rare family name. The cognomen Nikul is habitual in Russia, where it is a very rare surname, Ukraine, and Thailand. Not in comparison with a country's population, the name is most common in India, Russia, and Thailand. More prevalently, Nikul is the forename as well as the last name.
Das, Parikh, Parmar, Pandya, Rajput, Rathod, Rhuprasertrat, Dodiya, Thakor, Odedra, Makwana, Solanki, Chauhan, Panchal, Goswami, Thakkar, Trivedi, Vaghela, Plongmai, Chaudhary, Chaudhari, Prajapati, Parekh, Suthar, Shukla, Sharma, Modi, Shah, Soni, Amin, Ahir, Rana, Jain, Vyas, Mehta, Sheth, Chantrakul, Singh, Bhatt, Kumar, Patel, Raval, Desai, Darji, Gohil, Jadav, Joshi, Mevada, Barot, and Kachhadiya