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Last name Jangketthong (Jangketthong ) , around the globe, is a very rare family name. The cognomen Jangketthong is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Jangketthong | Thailand |
Krongkan, Laphassakorn, and Thanyathep