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Surname Klainak (Klainak ) , in the world, is a very rare last name. The family name Klainak is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Klainak | Thailand |
Mana, Phailin, Thapirunlak, Suthinee, Phakpakin, Julapong, and Chatchavarin