Cognomen Kaarla (Kaarla 
) , around the globe, is a rare last name. The cognomen Kaarla is habitual in Finland, where it is a rare surname, Norway, where it is a very rare surname, and Honduras. In absolute terms, it is the most numerous in Finland, India, and Norway. Likewise, Kaarla is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kaarla | United States, Mexico, Norway, Finland, India |
| riina kaarla (b. 1970) |
|
|
| sami kaarla (b. 1973) |
|