Cognomen ສວອນ (ສວອນ 
) , worldwide, is a rare family name. The family name ສວອນ is habitual in South-eastern Asia, particularly Laos, where it is quite a rare surname. More prevalently, ສວອນ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ສວອນ | Laos |