Cognomen Kaaven (Kaaven 
, Карвен 
) , worldwide, is a rare surname. The last name Kaaven is characteristic of Norway, where it is quite a rare surname, and the United States, where it is an extremely rare surname. Very seldom, Kaaven is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kaaven | United States, Norway, Canada |
| Карвен | Ukraine |
| johan kaaven NO (b. 1835) |
|