Family name ธาดากานต์ (ธาดากานต์ 
) , worldwide, is a very rare surname. The last name ธาดากานต์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Much less frequently, ธาดากานต์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ธาดากานต์ | Thailand |