Family name Debkumar (Debkumar 
) , globally, is a rare cognomen. The surname Debkumar is characteristic of Southern Asia, particularly India, where it is an extremely rare surname. Much more prevalently, Debkumar is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Debkumar | Saudi Arabia, India, United Kingdom, Canada, United States |
De, Hazra, Mandal, Maiiti, Mahato, Mondal, Sardar, Sarkar, Biswas, Naskar, Halder, Haldar, Santara, Samanta, Pradhan, Haladar, Adhikari, Banerjee, Karmakar, Pramanik, Mukherjee, Chatterjee, Ghosh, Dhara, Dutta, Panda, Sen, Bag, Pal, Ray, Roy, Dey, Das, Maji, Saha, Basu, Chakraborty, Bera, Jana, Manna, Malik, Maity, Maiti, Majhi, Mitra, Singh, Kundu, Patra, Giri, and Bhattacharya