All around the world, Ramdeo (Ramdeo 
) is a common male first name. The first name Ramdeo is habitual in India, where it is a rare male name, South Africa, where it is a very rare masculine name, and the United States. Much less frequently, Ramdeo is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Ramdeo | South Africa, Trinidad and Tobago, Canada, United States, India |
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ramdeo singh yadav Indian politician, IN (b. 1946) |
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| ramdeo jha Sahitya Akademi Award winning Maithili writer (b. 1936) |
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| ramdeo rai Indian politician (1943-2020), IN (b. 1943) |
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| ramdeo verma Indian politician, IN |
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| ramdeo singh Indian politician, IN |
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| ramdeo yadav Indian politician |
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Sah, Verma, Oraon, Yadav, Mandal, Manjhi, Mahato, Mondal, Mishra, Mukhia, Sahani, Sharma, Bhagat, Kamati, Pandit, Paswan, Prasad, Thakur, Chaupal, Bhuinya, Rabidas, Chaudhary, Tanti, Jadab, Gupta, Rajak, Sau, Saw, Ram, Ray, Rai, Roy, Das, Jha, Sahu, Sada, Chaudhari, Shah, Sing, Raut, Turi, Mahto, Mochi, Sahoo, Sahni, Saday, Singh, Kumar, Shaw, and Chowdhuri