Cognomen Jardus (Jardus 
) , worldwide, is a very rare last name. The cognomen Jardus is habitual in Norway, where it is a very rare surname, and the United States, where it is an extremely rare surname. Likewise, Jardus is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Jardus | Norway, South Africa, United States |