| Klytaimnestra | | - | Greek Mythology | |
| KlytiË | | - | Greek Mythology | |
| Koios | | - | Greek Mythology | |
| KorË | | - | Greek Mythology | |
| Kore | | - | Greek Mythology | |
| Kreios | | - | Greek Mythology | |
| Kronos | | - | Greek Mythology | |
| Kynthia | | - | Greek Mythology | |
| Lachesis | | - | Greek Mythology | |
| Laios | | - | Greek Mythology | |
| Laius | | - | Greek Mythology (Latinized) | |
| Lamia (2) | | - | Greek Mythology | |
| Larisa | | lah-REE-sah (Russian) | Russian, Ukrainian, Romanian, Latvian, Greek Mythology | |
| Larissa | | lə-RIS-ə (English) | English, Portuguese (Brazilian), Greek Mythology (Latinized) | |
| Leander | | lee-AN-dər (English) | Greek Mythology (Latinized) | |