Cognomen Pilakorn (Pilakorn 
) , worldwide, is a very rare surname. The surname Pilakorn is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Very seldom, Pilakorn is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Pilakorn | Thailand |
Chatchawun, and Witchayaporn