Family name Swenn (Swenn 
) , throughout the world, is a very rare cognomen. The family name Swenn is habitual in Finland, where it is a very rare surname, the United States, and Canada, where it is an extremely rare surname. Also, Swenn is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Swenn | Canada, Finland, Philippines, France, United States |