Surname Rathu (Rathu 
) , in the world, is a rare family name. The last name Rathu is habitual in Sri Lanka, where it is a rare surname, United Arab Emirates, and Malaysia, where it is a very rare surname. Measured by absolute frequency, it most frequently occurs in India, Sri Lanka, and Indonesia. Much more frequently, Rathu is the forename as well as the last name.
Ram, Oraon, Mandal, Manjhi, Mahata, Mahato, Mahali, Sardar, Shabar, Bariha, Badaik, Bediya, Kumhar, Rajwar, Ganjhu, Lohara, Mahanta, Kalindi, Pradhan, Rajoyar, Karmakar, Singsarddar, Nayek, Nayak, Lohar, Gorai, Ray, Das, Mudi, Sahu, Sing, Rana, Rosa, Devi, Gope, Naik, Kumbhakar, Oram, Mahto, Majhi, Munda, Sabar, Sahis, Singh, Bagdi, Bauri, Kumar, Rajak, Mahli, and Paramanik