Family name Popattanachai (Popattanachai 
) , in all the world, is a very rare surname. The family name Popattanachai is characteristic of Thailand, where it is a rare surname, New Zealand, where it is a very rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Popattanachai | New Zealand, Thailand, United States |