Family name Phanmekakul (Phanmekakul 
) , in the world, is a rare last name. The family name Phanmekakul is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Phanmekakul | Thailand |
Stilert, Srilert, Ratchanee, and Pannaphong