Cognomen Unnerud (Unnerud 
) , all around the world, is a rare last name. The last name Unnerud is habitual in Norway, where it is quite a rare surname, Sweden, where it is a rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Unnerud | Sweden, Norway, United States |
| john unnerud Norwegian racing driver, NO (b. 1930) |
|