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Family name Lertnanawong (Lertnanawong ) , all over the world, is a very rare surname. The family name Lertnanawong is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Lertnanawong | Thailand |
Khamtorn, Thitinun, Nalintip, and Kulpraphat