| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Khordad | - | Persian Mythology | ||
| Khurshid | - | Persian, Urdu, Persian Mythology | ||
| Kirke | - | Greek Mythology | ||
| Kleio | - | Greek Mythology | ||
| Klotho | - | Greek Mythology | ||
| Klytaimnestra | - | Greek Mythology | ||
| KlytiË | - | Greek Mythology | ||
| Koios | - | Greek Mythology | ||
| KorË | - | Greek Mythology | ||
| Kore | - | Greek Mythology | ||
| Kreios | - | Greek Mythology | ||
| Kriemhild | KREEM-hilt (German) | German, Germanic Mythology | ||
| Kronos | - | Greek Mythology | ||
| Kshathra Vairya | - | Persian Mythology | ||
| Kyllikki | KUYL-leek-kee (Finnish) | Finnish, Finnish Mythology |