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Cognomen ถาวรจักร (ถาวรจักร , Thawonjak
, Thavonchak) , in the world, is an extremely rare last name. The last name ถาวรจักร is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
VARIANT | COUNTRY |
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ถาวรจักร, Thawonjak | Thailand |
Thavornchak, and Thavornjak