Last name Ratanamani (Ratanamani 
) , all around the world, is a very rare cognomen. The family name Ratanamani is habitual in Southern Asia, particularly India, where it is an extremely rare surname. Predominantly, Ratanamani is the forename as well as the last name.
Pal, Kalai, Patra, Ganda, Ghosh, Nayak, Mandal, Sardar, Sarkar, Singha, Chakma, Behera, Bhatra, Rupini, Mahanta, Sagaria, Bhatara, Pradhan, Debnath, Tripura, Harijan, Mudasing, Barla, Singh, Majhi, Mahto, Raj, Ray, Deb, Dei, Das, Mali, Saha, Sahu, Suna, Bewa, Debbarma, Kala, Paik, Raut, Devi, Dhir, Gaud, Giri, Jani, Nath, Naik, Nama, Khil, and Jamatiya