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Family name Kalayanawat (Kalayanawat , กัลยาณวัจน์
) , worldwide, is a very rare last name. The family name Kalayanawat is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| กัลยาณวัจน์, Kalayanawat | Thailand |