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Globally, Thanongsin (Thanongsin
, ทนงสิน
) is a very rare masculine first name. The given name Thanongsin is habitual in South-eastern Asia, particularly Thailand, where it is a very rare male name. Much less frequently, Thanongsin is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Thanongsin | Laos, Thailand |
| ทนงสิน | Thailand |
Lomlim, Chanamo, Phongdara, Phongsisay, and Janthajang