Cognomen Sintunavarat (Sintunavarat 
) , across the world, is an extremely rare last name. The surname Sintunavarat is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
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| Sintunavarat | Thailand |
| wutiphol sintunavarat researcher |
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| wutiphol sintunavarat Ph.D. King Mongkut's University of Technology Thonburi 2012 |
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| wutiphol sintunavarat |
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