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Last name Langkasit (Langkasit ) , around the world, is a very rare family name. The cognomen Langkasit is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Langkasit | Thailand |
Nirun, Supanut, Burapha, Fongkham, Boontawee, Supamongkol, Pongsatorn, and Pongsakorn