Throughout the world, Syvain (Syvain 
) is a rare masculine forename. The first name Syvain is habitual in the Democratic Republic of the Congo, where it is a rare male name, and France, where it is a very rare masculine name. Very seldom, Syvain is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Syvain | Democratic Republic of the Congo, United States, Canada, France |