Family name Suranjan (Suranjan 
) , in the world, is a rare cognomen. The cognomen Suranjan is habitual in Sri Lanka, where it is quite a rare surname, Singapore, where it is a rare surname, and India, where it is an extremely rare surname. Much more frequently, Suranjan is the forename as well as the last name.
De, Mistri, Mridha, Sardar, Sarkar, Sharma, Barman, Baidya, Behera, Biswas, Naskar, Halder, Pradhan, Debnath, Haladar, Majumdar, Banerjee, Karmakar, Pramanik, Govender, Mukherjee, Chatterjee, Mondal, Mandal, Nayak, Ghosh, Sen, Kar, Pal, Ray, Roy, Dey, Das, Saha, Sahu, Basu, Chakraborty, Paul, Gain, Jana, Maity, Majhi, Singh, Basak, Kundu, Kumar, Panda, Dutta, Devi, and Bhattacharya