Family name Wattanakarn (Wattanakarn 
) , in the world, is a very rare cognomen. The last name Wattanakarn is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. More prevalently, Wattanakarn is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Wattanakarn | Thailand |