Family name Barnwal (Barnwal 
) , throughout the world, is a common last name. The family name Barnwal is habitual in India, where it is quite a rare surname, Oman, and Qatar. In absolute terms, it is the most numerous in India, Nepal, and Saudi Arabia.
| VARIANT | COUNTRY |
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| Barnwal | Oman, Nepal, Saudi Arabia, India, United Arab Emirates |
| rajesh kumar barnwal Ph.D. University of Windsor 1989 |
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| ravi pratap barnwal researcher |
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| prabhat barnwal Ph.D. Columbia University 2015 |
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| prabhat barnwal researcher ORCID ID = 0000-0001-9203-6630 |
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| avinash barnwal Ph.D. State University of New York at Stony Brook 2019 |
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| varun kumar barnwal |
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| rajeev barnwal |
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