Surname Karenza (Karenza 
) , in the entire world, is a rare family name. The last name Karenza is habitual in Indonesia, where it is a very rare surname, and the United Kingdom, where it is an extremely rare surname. More frequently, Karenza is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Karenza | Myanmar, South Africa, United Kingdom, United States, Indonesia |