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Last name Chamnankitvanit (Chamnankitvanit , ชำนาญกิจวณิชย์) , all around the world, is a very rare cognomen. The cognomen Chamnankitvanit is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Chamnankitvanit | Thailand |
Vichit, Punchita, and Kriangkrai