Family name สวัณณ์ (Sawan 
, สวัณณ์ 
) , globally, is a common surname. The last name สวัณณ์ is characteristic of Western Asia, particularly Lebanon, where it is quite a common surname, Syria, and United Arab Emirates, where it is quite a rare surname. Not in comparison with a country's population, the name is most common in Lebanon, Egypt, and Syria. Also, สวัณณ์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sawan | Egypt, Pakistan, India, Syria, Lebanon |
| สวัณณ์ | Thailand |