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Family name Lertsakwanit (Lertsakwanit ) , all over the world, is a very rare surname. The cognomen Lertsakwanit is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Lertsakwanit | Thailand |
Urai, Racha, Pongwat, Pongpanod, Chaleepong, Ratchapoom, and Ratchawadee