Cognomen Ruetimann (Ruetimann 
) , in the world, is a very rare surname. The last name Ruetimann is characteristic of Switzerland, where it is a rare surname, the United Kingdom, where it is a very rare surname, and Germany, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Ruetimann | Germany, United States, United Kingdom, Switzerland |