Surname Luangwattanakul (Luangwattanakul 
) , in all the world, is an extremely rare family name. The family name Luangwattanakul is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Luangwattanakul | Thailand |
Kanchana, and Thanyarach