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Family name Siwika (สีวิกา , สิวิกา
, Siwika
) , globally, is an extremely rare surname. Predominantly, Siwika is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| สิวิกา, สีวิกา | Thailand |
| Siwika | United States, Thailand |
Suwan, Jutiprasert, Anantawat, Sakulpong, Niisamai, Tanakhum, Srisawat, Suathayan, Sanitthanggoon, Siribothi, Worakul, Niismai, Taemprasit, Luadlai, Lilahajiva, Jodtaeng, Pakaya, Satrapai, and Thongthanom