Globally, Devaraju (Devaraju 
) is a common boy's first name. The forename Devaraju is characteristic of India, where it is quite a rare male name, Bahrain, and Oman. Measured by absolute frequency, it is commonest in India, Saudi Arabia, and United Arab Emirates. Much less frequently, Devaraju is the last name as well as the forename.
| VARIANT | COUNTRY |
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| Devaraju | United Arab Emirates, Oman, India, Malaysia, Saudi Arabia |
| devaraju ravi Telugu writer, film critic, and social worker, IN (b. 1939) |
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| devaraju kanmaniraja researcher |
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Raj, Dunna, Ganta, Gowda, Thota, Vadde, Vadla, Oleti, Madiga, Mamidi, Reddy, Dasari, Eruloppen, Vemula, Chakali, Bandari, Bandaru, Bathula, Pittala, Kanmaniraja, Kothanahallyshivamadegowda, Gaddam, Gollapalli, Pilli, Palli, Rao, Dev, Sahu, Kota, Raju, Deva, Devu, Dara, Goud, Palle, Naik, Manda, Arasu, Bandi, Boddu, Boini, Bisai, Karri, Kommu, Kumar, Erra, and Chinnagounder