In the world, Sonjoy (Sonjoy 
) is a common boy's given name. The first name Sonjoy is habitual in Bangladesh, where it is quite a rare male name, Oman, and Qatar. Not in comparison with a country's population, it is the most numerous in Bangladesh, India, and Oman. Much less frequently, Sonjoy is the last name as well as the forename.
| VARIANT | COUNTRY |
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| Sonjoy | Qatar, Saudi Arabia, India, Oman, Bangladesh |
| sonjoy kumar borthakur researcher |
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| sonjoy sarkar researcher |
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| sonjoy pan Ph.D. Indian Institute of Technology Guwahati 2020 |
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Pal, Mandal, Mondal, Sangma, Sarkar, Sarker, Sharma, Singha, Sikder, Barman, Biswas, Rongpi, Terang, Debnath, Ganguly, Narzary, Majumder, Banerjee, Karmakar, Mukherjee, Chowdhury, Basumatary, Engti, Kshetrapal, Teron, Dutta, Ray, Roy, Deb, Dey, Das, Saha, Shil, Boro, Paul, Dash, Dhar, Nath, Marak, Majhi, Modak, Singh, Basak, Bagdi, Kumar, Rabha, Datta, Ghosh, and Chakraborty