Surname Supanya (Supanya 
) , in all the world, is a rare family name. The cognomen Supanya is habitual in Thailand, where it is quite a rare surname, Norway, where it is a very rare surname, and the United Kingdom, where it is an extremely rare surname. Also, Supanya is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Supanya | Norway, Thailand, United Kingdom, United States, India |