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Last name Kuwuttiwai (Kuwuttiwai ) , worldwide, is a very rare surname. The cognomen Kuwuttiwai is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Kuwuttiwai | Thailand |
Badin, Siwasit, Dantham, Tanawat, Natchanan, Natchanun, Yutthachai, and Natthathida