| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Colbert | KOL-bərt | English | ||
| Colby | KOL-bee | English | ||
| Cole | KOL | English | ||
| Coleen | kah-LEEN | English | ||
| Coleman | - | English, Irish | ||
| Colene | kah-LEEN | English (Rare) | ||
| Colin (1) | KAHL-in (Scottish, Irish, English), KOL-in (English) | Scottish, Irish, English | ||
| Colin (2) | KAHL-in | English | ||
| Colleen | kah-LEEN | English | ||
| Collin | KAHL-in | English | ||
| Collyn | kah-LEEN | English (Rare) | ||
| Colten | KOL-tən | English (Modern) | ||
| Colton | KOL-tən | English (Modern) | ||
| Columbine | KAHL-əm-bien | English (Rare) | ||
| Comfort | KUM-fərt | English (Rare) |