| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Carl | KAHRL (German, English) | German, Swedish, Norwegian, Danish, English | ||
| Carla | KAHR-lah (Spanish, German, Dutch), KAHR-lə (English) | Italian, Portuguese, Spanish, Catalan, English, German, Dutch | ||
| Carlene | KAHR-leen | English | ||
| Carleton | KAHRL-tən | English | ||
| Carley | KAHR-lee | English (Modern) | ||
| Carlie | KAHR-lee | English | ||
| Carlisa | kar-LEE-sə | English (Rare) | ||
| Carlisle | KAHR-liel | English | ||
| Carlman | - | Ancient Germanic | ||
| Carloman | - | History, Ancient Germanic | ||
| Carlton | KAHRL-tən | English | ||
| Carly | KAHR-lee | English | ||
| Carlyle | KAHR-liel | English | ||
| Carlyn | - | English | ||
| Carmel | KAHR-məl (English) | English, Jewish |