Cognomen Silaphone (Silaphone 
) , globally, is a very rare surname. The surname Silaphone is characteristic of Laos, where it is quite a rare surname, and the United States, where it is an extremely rare surname. Very seldom, Silaphone is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Silaphone | Laos, United States |