Cognomen Hankijjakul (Hankijjakul 
) , globally, is a very rare family name. The cognomen Hankijjakul is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Hankijjakul | Thailand |
Arana, Eisipreeya, Vorada, Bungonsri, and Natthakamol