| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 841 | Kepe | Greek | Stone. | F | |
| 842 | Keres | Greek | Evil spirits. | F | |
| 843 | Kethryn | Greek | Pure. | F | |
| 844 | Khrustina | Greek | Christian. | F | |
| 845 | Khrystalline | Greek | Variant of Crystal. Sparkling. 'K' from the Greek spelling of krystallos. | F | |
| 846 | Kineta | Greek | Active. | F | |
| 847 | Kinetikos | Greek | Active. | F | |
| 848 | Kirsten | Greek | Christian. | F | |
| 849 | Kirstie | Greek | Christian. | F | |
| 850 | Kirsty | Greek | Christian. | F | |
| 851 | Kit | Greek | Pure. | F | |
| 852 | Kitty | Greek | Variant of Katherine. Pure. | F | |
| 853 | Klazina | Greek | People's victory. | F | |
| 854 | Kleopatra | Greek | Glory of the father. | F | |
| 855 | Kolena | Greek | Variant of Katherine. Pure. | F | |
| 856 | Kolete | Greek | People's victory. | F | |
| 857 | Kolette | Greek | People's victory. | F | |
| 858 | Kolina | Greek | Pure. | F | |
| 859 | Koline | Greek | Pure. | F | |
| 860 | Kore | Greek | Pure. | F | |