Family name วัฒนากรณ์ (Wattana 
, วัฒนากรณ์ ) , around the world, is quite a rare last name. The family name วัฒนากรณ์ is characteristic of South-eastern Asia, particularly Thailand, where it is quite a rare surname, Singapore, where it is a very rare surname, and Indonesia. Measured by absolute frequency, it most frequently occurs in Thailand, Indonesia, and the United States. More frequently, วัฒนากรณ์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Wattana | Australia, Thailand, United States, Indonesia, Malaysia |
| วัฒนากรณ์ | Thailand |