Cognomen Saphaphan (Saphaphan 
) , in the entire world, is a rare surname. The last name Saphaphan is characteristic of Thailand, where it is a rare surname, and India, where it is an extremely rare surname. Much less frequently, Saphaphan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Saphaphan | India, Thailand |