Cognomen Mithila (Mithila 
, มิถิลา 
) , in the entire world, is quite a common family name. The last name Mithila is habitual in Bangladesh, where it is quite a rare surname, Sri Lanka, and Oman, where it is a rare surname. Not in comparison with a country's population, it is the most numerous in Southern Asia, particularly Bangladesh, Sri Lanka, and India. More frequently, Mithila is the forename as well as the last name.
Sa, Kisan, Patra, Patel, Putel, Tandi, Nayak, Islam, Mandal, Mahato, Sardar, Sharma, Shabar, Bariha, Behera, Kumari, Padhan, Rahman, Mahanta, Kumbhar, Pradhan, Harijan, Kumar, Bagartti, Bauri, Akter, Bai, Bag, Ray, Das, Nag, Sahu, Suna, Seth, Bhue, Bhoi, Rana, Raut, Devi, Gaud, Gope, Naik, Malik, Mahto, Majhi, Meher, Singh, Barik, and Mahananda