| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| CARL | KAHRL (German, English) | German, Swedish, Norwegian, Danish, English | ||
| CARLES | - | Catalan | ||
| CARLETON | KAHRL-tən | English | ||
| CARLINHOS | - | Portuguese | ||
| Carlisle | [ka:'lail] | |||
| CARLISLE | KAHR-liel | English | ||
| CARLITO | kahr-LEE-to (Spanish) | Spanish, Portuguese | ||
| CARLITOS | - | Spanish, Portuguese | ||
| CARLMAN | - | Ancient Germanic | ||
| CARLO | KAHR-lo | Italian | ||
| CARLOMAN | - | History, Ancient Germanic | ||
| CARLOS | KAHR-los (Spanish) | Spanish, Portuguese, Catalan | ||
| Carlson | ['ka:lsən] | |||
| CARLTON | KAHRL-tən | English | ||
| CARLYLE | KAHR-liel | English |