Surname ศิลาวรรณ (ศิลาวรรณ 
, Silawan 
) , worldwide, is quite a rare family name. The last name ศิลาวรรณ is habitual in South-eastern Asia, particularly Philippines, where it is quite a rare surname, Thailand, where it is a rare surname, and Indonesia, where it is a very rare surname. Very seldom, ศิลาวรรณ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ศิลาวรรณ | Thailand |
| Silawan | Philippines, Indonesia, United States, Thailand, India |