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Family name Jitjarruwong (Jitjarruwong ) , worldwide, is an extremely rare surname. The last name Jitjarruwong is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Jitjarruwong | Thailand |
Saovalak, Karanthida, and Kiatthisak