| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Carleton | KAHRL-tən | English | ||
| Carley | KAHR-lee | English (Modern) | ||
| Carlie | KAHR-lee | English | ||
| Carlinhos | - | Portuguese | ||
| Carlisa | kar-LEE-sə | English (Rare) | ||
| Carlisle | KAHR-liel | English | ||
| Carlito | kahr-LEE-to (Spanish) | Spanish, Portuguese | ||
| Carlitos | - | Spanish, Portuguese | ||
| Carloman | - | History, Ancient Germanic | ||
| Carlos | KAHR-los (Spanish) | Spanish, Portuguese, Catalan | ||
| Carlota | kahr-LO-tah (Spanish) | Spanish, Portuguese | ||
| Carlton | KAHRL-tən | English | ||
| Carly | KAHR-lee | English | ||
| Carlyle | KAHR-liel | English | ||
| Carlyn | - | English |