| Kapena | A name meaning the captain or chief. |
| Kapueo | A name meaning the owl of the night. |
| Kapula | A name meaning a soft, round cheek. |
| Kapuni | A Hawaiian name meaning the favorite one. |
| Karch | A Sanskrit word for 'chariot' or 'vehicle' |
| Karcher | A German surname meaning 'chariot driver' |
| Kariss | Filled wih grace and kindess, very dear |
| Karoll | Strong and manly |
| Karolyn | A name meaning a free person. |
| Karris | Filled wih grace and kindess, very dear |
| Karryn | A pure and innocent soul. |
| Karyna | A graceful and pure woman |
| Karynn | A variant meaning pure one |
| Karys | One who is full of grace |
| Kashton | A Sanskrit word for 'destroyer of enemies' |
| Kassahun | A Sanskrit word for 'destroyer of enemies' |
| Kassja | A name meaning pure and innocent. |
| Kassy | A name meaning alert and watchful. |
| Kasyn | A Sanskrit word for 'destroyer of enemies' |
| Katalinka | A name meaning pure or clear. |
| Katelijne | A name meaning pure and clean. |
| Katherinne | One who is pure, virginal |
| Kathlyn | A name meaning pure and honest. |
| Kathrin | A German form meaning pure one. |
| Katinna | A variant meaning pure and holy. |
| Katka | A diminutive form of Katherine. |
| Katreen | A form of katherine |
| Katrinna | A variant spelling of Katrina. |
| Katriona | The Gaelic form of Katherine. |
| Katryna | A variant spelling of Katrina. |
| Katsumi | Win over the sea |
| Kattia | Virginal purity |
| Kattina | A variant of the name Katrina. |
| Kauai | Island in Hawaii, also a name meaning 'food' or 'breadfruit' |
| Kaui | Youthful beauty |
| Kawikani | A person who is a talented poetess. |
| Kaydee | A rhythmic and melodic name. |
| Kaylaa | A name meaning laurel or crown. |
| Kaylaann | A graceful and pure beauty. |
| Kaylann | A name meaning pure and kind. |