Cognomen ธนิกูล (ธนิกูล 
) , across the world, is a very rare surname. The cognomen ธนิกูล is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Likewise, ธนิกูล is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ธนิกูล | Thailand |