Cognomen Souvannavong (Souvannavong 
) , in the world, is quite a common family name. The family name Souvannavong is habitual in Laos, where it is a common surname, France, where it is a rare surname, and Thailand. Not in comparison with a country's population, the name is most common in Laos, the United States, and France.
| VARIANT | COUNTRY |
|---|---|
| Souvannavong | Thailand, United States, Colombia, Laos, France |
| juan david sempere souvannavong ES (b. 1973) |
|