Family name Lakshminarasimhan (Lakshminarasimhan 
) , globally, is a rare surname. The surname Lakshminarasimhan is habitual in Sri Lanka, where it is a rare surname, Oman, and India, where it is a very rare surname. Not in comparison with a country's population, it most frequently occurs in India, Sri Lanka, and the United States. Much less frequently, Lakshminarasimhan is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Lakshminarasimhan | Oman, United Kingdom, United States, India, Sri Lanka |
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pakshirajan lakshminarasimhan Indian botanist, IN (b. 1959) |
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| ramya lakshminarasimhan researcher (ORCID 0000-0001-8264-9476) |
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| m. lakshminarasimhan researcher |
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| ramprasath lakshminarasimhan Ph.D. Rutgers University, New Brunswick 2005 |
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| damodharan lakshminarasimhan researcher |
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