| Katherin | Derived from the word pure. |
| Katherina | Variant of Katherine. Pure. |
| Katherine | Pure. Used since third century A.D. Early Latin forms Katerina and Caterina became Katharine and Catherine. French Cateline and English Catlyn came into wider use during medieval period when variants multiplied. |
| Katheryn | Variant of Katherine. Pure. |
| Katheryne | Meaning a clear and pure soul. |
| Kathey | A variant meaning pure one. |
| Kathi | High bank of a river |
| Kathia | A name meaning pure or clear. |
| Kathie | A short form meaning pure. |
| Kathika | One who tells a short story. |
| Kathiksha | A wish for a pure existence. |
| Kathinya | Musk; A Fragrant Material |
| Kathir | Abundant. Copious.; Ray |
| Kathirah | One who is pure and radiant. |
| Kathiran | A ray of light or sunshine. |
| Kathiravan | The radiant sun in the sky. |
| Kathiresan | Lord Murugan, the sun god. |
| Kathiresh | Lord of the radiant sun. |
| Kathit | One who is spoken or told. |
| Kathita | A woman who is well spoken. |
| Kathith | One who is clearly stated. |
| Kathleen | Variant of Katherine. Pure. |
| Kathleena | Variant of Caitlin derived from Katherine. Pure. |
| Kathlene | Variant of Caitlin derived from Katherine. Pure. |
| Kathlynn | Variant of Caitlin derived from Katherine. Pure. |
| Kathora | Difficult; The Firm; Hard |
| Kathrina | Variant of Katherine. Pure. |
| Kathrine | Variant of Katherine. Pure. |
| Kathryn | Variant of Katherine. Pure. |
| Kathryne | Variant of Katherine. Pure. |
| Kathrynn | Variant of Katherine. Pure. |
| Kathy | Form of the Greek Catherine meaning pure. Variant of Katherine. |
| Kathya | A name meaning pure or holy. |
| Kathyaani | Kathyaani is a Sanskrit name meaning 'one who is skilled in the art of storytelling and poetry'. |
| Kathyani | Kathyani is a Sanskrit name meaning 'beautiful' or 'lovely', often associated with feminine qualities. |
| Kathyayan | Son of the sage Kathyayan. |
| Kathyayani | Godess Parvathi in her motherly role |
| Kathyayini | Goddess of Power |
| Kati | Abbreviation of Katherine. Pure. |
| Katia | Variant of Katherine. Pure. |