| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Kadmos | - | Greek Mythology | ||
| Kain | - | Biblical Greek | ||
| Kainan | - | Biblical Greek | ||
| Kallias | - | Ancient Greek | ||
| Kallikrates | - | Ancient Greek | ||
| Kalliope | - | Greek Mythology | ||
| Kallisto | - | Greek Mythology, Ancient Greek | ||
| Kallistos | - | Ancient Greek | ||
| Kallistrate | - | Ancient Greek | ||
| Kalypso | - | Greek Mythology | ||
| Kandake | - | Biblical, Biblical Greek | ||
| Karme | - | Greek Mythology | ||
| Karpos | - | Ancient Greek, Biblical Greek | ||
| Kassandra | kə-SAN-drə (English) | Greek Mythology, Ancient Greek, English (Modern) | ||
| Kassandros | - | Ancient Greek |