Last name カール (Karl 
, Carl , Calle 
, among others...) , globally, is a widespread cognomen. The surname カール is characteristic of Bolivia, where it is a common surname, Liechtenstein, and Peru, where it is quite a common surname (explore the name in all countries). Not in comparison with a country's population, it is commonest in Germany, the United States, and Colombia. More prevalently, カール is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Carl, Karl | United Kingdom, United States, Sweden, Germany, Colombia |
| Calle | United States, Sweden, Germany, Colombia, Peru |
| Carle | United Kingdom, United States, Democratic Republic of the Congo, Germany, Peru |
| Kahl | United Kingdom, United States, Germany, Colombia, Peru |
| カール | Japan |
| Curl | United States, Spain, South Africa, Democratic Republic of the Congo, Germany |
| Kaarle | India, United States, France, Sweden, Finland |
| Cahard | France, Brazil |
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