In the world, Caison (Caison 
) is a very rare masculine first name. The first name Caison is habitual in Brazil, where it is a very rare boy's name, and the United States, where it is an extremely rare primarily boy's, but scarcely female name. More frequently, Caison is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Caison | Brazil, United States, South Africa, Canada, Philippines |