Last name โศธนะ (Sothana 
, โศธนะ , Sotna 
) , around the globe, is a very rare cognomen. The last name โศธนะ is characteristic of Thailand, where it is a rare surname, and the United States, where it is an extremely rare surname. Also, โศธนะ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sothana | France, Thailand, United States |
| โศธนะ | Thailand |
| Sotna | India, Philippines |