Family name Payakthong (Payakthong 
) , all over the world, is a very rare last name. The cognomen Payakthong is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Payakthong | Thailand |
Moltha, Apinya, Supanon, Chothip, and Duangkamol