Family name แปลกพงษ์ศิริ (แปลกพงษ์ศิริ 
) , throughout the world, is a very rare surname. The last name แปลกพงษ์ศิริ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| แปลกพงษ์ศิริ | Thailand |