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Last name Khiaonoi (Khiaonoi ) , in the world, is a very rare family name. The cognomen Khiaonoi is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Khiaonoi | Thailand |
Chirayu, Khomkrit, Pongpitak, Wichitchai, Wanchaloem, and Khwanmueang