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 | Colombia, United Kingdom, United States, Sweden, Germany |
| Calle | Colombia, United States, Sweden, Germany, Peru |
| Carle | United Kingdom, United States, Germany, Peru, Democratic Republic of the Congo |
| Kahl | Colombia, United Kingdom, United States, Germany, Peru |
| カール | Japan |
| Curl | Spain, South Africa, United States, Germany, Democratic Republic of the Congo |
| Kaarle | France, India, United States, Sweden, Finland |
| Cahard | France, Brazil |
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