Cognomen Masayon (Masayon 
) , all over the world, is quite a rare surname. The family name Masayon is habitual in Philippines, where it is quite a rare surname, Saudi Arabia, where it is a rare surname, and Malaysia, where it is a very rare surname. Measured by absolute frequency, the name is most common in Philippines, Saudi Arabia, and the United States. Very seldom, Masayon is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Masayon | Philippines, Japan, Thailand, United States, Saudi Arabia |