Cognomen Theolin (Theolin 
) , in the world, is a very rare last name. The cognomen Theolin is characteristic of Sweden, where it is a rare surname, and the United States, where it is an extremely rare surname. Likewise, Theolin is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Theolin | Sweden, South Africa, Spain, United States, India |