Surname Manastammakul (Manastammakul 
) , in the world, is a very rare last name. The cognomen Manastammakul is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Manastammakul | Thailand |
Piyawan, Prapapan, and Pattamawan