Last name Chittaranjan (Chittaranjan 
) , in the entire world, is a rare family name. The family name Chittaranjan is habitual in Singapore, where it is a rare surname, India, where it is a very rare surname, and Australia. In absolute terms, it most frequently occurs in India, Indonesia, and Singapore. Much more frequently, Chittaranjan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Chittaranjan | Bangladesh, United States, India, United Arab Emirates, Indonesia |
De, Ghosh, Nayak, Mandal, Mahato, Mondal, Mishra, Sardar, Sarkar, Barman, Behera, Biswas, Biswal, Parida, Haldar, Mohanty, Pradhan, Debnath, Haladar, Karmakar, Pramanik, Debbarma, Dutta, Panda, Patra, Barik, Kar, Pal, Ray, Roy, Das, Saha, Sahu, Bera, Raut, Dash, Mahapatra, Giri, Jena, Naik, Manna, Malik, Maiti, Majhi, Samal, Sahoo, Singh, Swain, Jana, and Chakraborty