Cognomen Saupan (Saupan 
) , in the world, is a rare family name. The surname Saupan is habitual in Philippines, where it is a rare surname, United Arab Emirates, and Canada, where it is a very rare surname. Measured by absolute frequency, it most frequently occurs in Philippines, the United States, and United Arab Emirates. Very seldom, Saupan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Saupan | Philippines, United Arab Emirates, India, Malaysia, United States |