Cognomen ทองรุน (ทองรุน 
) , globally, is a very rare family name. The cognomen ทองรุน is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. More frequently, ทองรุน is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ทองรุน | Thailand |