| Name | Meaning | Origins | Gender | Popularity (last 10y) | |
|---|---|---|---|---|---|
| Klytaemnestra | Renowned among suitors | Greek | Girl | — | |
| Klytamnestra | From Greek Κλυταιμήστρα; often interpreted using klyta- 'famous' plus a second element of uncertain meaning - commonly rendered as 'renowned ruler' or 'famous for her cunning'. | Greek | Girl | — | |
| Klytia | 'renowned' or 'famous'; mythologically associated with the sun / a sunflower | Greek | Girl | — | |
| Klytie | Renowned, famous; name of a nymph who loved the sun god Helios | Greek | Girl | — | |
| Konstantios | Steadfast, constant | Greek, Latin | Boy | — | |
| Konstas | Constant, steadfast | Greek, Latin | Boy | — | |
| Koora | Varies by origin: from Greek 'Kore/Cora' meaning 'maiden'; in Japanese a similar word 'kura' means 'storehouse'; in South Asia it is often a family name without a specific given-name meaning. | Greek, Irish, Japanese, Korean | Unisex | — | |
| Korali | Coral (the precious sea organism/material) | Greek | Girl | — | |
| Korene | Maiden, young woman | Greek | Girl | — | |
| Korrinn | Maiden, young girl | Greek | Girl | — | |
| Korrinna | Maiden | Greek | Girl | — | |
| Kosmosr | Derived from 'kosmos' meaning 'order, world, universe; ornament, harmony.' | Greek | Boy | — | |
| Kosmy | Derived from 'kosmos' meaning 'order, universe, decency' | Greek | Boy | — | |
| Kostantina | Constant, steadfast | Greek | Girl | — | |
| Kostantinos | Steadfast, constant | Greek | Boy | — | |
| Kostiantyn | Constant, steadfast | Greek | Boy | — | |
| Kostis | Steadfast, constant | Greek | Boy | — | |
| Kouli | Unclear/variable - often a diminutive or nickname in Greek contexts; in West African usage it is a personal name without a single agreed translation. | Greek, Polynesian | Unisex | — | |
| Koulis | Affectionate diminutive meaning 'little' or 'young' - used as a pet form of Greek male names | Greek | Boy | — | |
| Kouro | Youth; young man | Greek | Boy | — | |
| Kouros | From ancient Greek kouros, meaning "young man" or "youth"; also refers to Archaic Greek sculptures of young males. | Greek | Boy | — | |
| Kourros | Primarily 'youth' or 'young man' (Greek); if linked to Persian Kourosh/Cyrus, associated with Cyrus (often interpreted as 'sun' or 'like the sun') | Greek | Boy | — | |
| Koz | Often a short form of Kozma/Cosmas meaning 'order, universe'; alternatively linked to Slavic 'kos' ('blackbird') or Turkish 'koz' ('nut/seed'). | Greek, Slavic, Turkish | Boy | — | |
| Kreon | Ruler; lord (associated with the mythological king Creon of Thebes) | Greek | Boy | — | |
| Kreousa | Mythological Trojan princess; commonly given the sense 'princess' though exact etymology is uncertain. | Greek | Girl | — | |
| Kreüsa | Associated with the Trojan princess Creusa; commonly interpreted as 'princess' or 'royal daughter' (etymology uncertain) | Greek | Girl | — | |
| Kristain | Follower of Christ | Greek, Latin | Boy | — | |
| Kristaina | Follower of Christ; 'Christian' or 'anointed' | Greek | Girl | — | |
| Kristainah | Follower of Christ; 'anointed' | Greek, Scandinavian | Girl | — | |
| Kristana | Follower of Christ (Christian) | Greek, Latin | Girl | — | |
| Kristane | Follower of Christ | Greek | Girl | — | |
| Kristayna | Follower of Christ; 'anointed' | Greek | Girl | — | |
| Kristeenah | Follower of Christ; Christian | Greek | Girl | — | |
| Kristeene | Follower of Christ | Greek | Girl | — | |
| Kristena | Follower of Christ | Greek | Girl | — | |
| Kristiaan | Follower of Christ / the Messiah | Greek | Boy | — | |
| Kristianah | Follower of Christ (Christian) | Greek, Latin | Girl | — | |
| Kristiane | Follower of Christ; 'Christian' | Greek | Girl | — | |
| Kristiannya | Follower of Christ; Christian | English, Greek | Girl | — | |
| Kristiin | Follower of Christ; 'anointed one' | Greek | Girl | — | |
| Kristina/Christina | Follower of Christ; Christian | Greek | Girl | — | |
| Kristinah | Follower of Christ; 'anointed' | Greek | Girl | — | |
| Kristinia | Follower of Christ; 'anointed' | Greek, Latin | Girl | — | |
| Kristo | Follower of Christ; 'anointed' | Greek | Boy | — | |
| Kristofas | Bearer of Christ | Greek | Boy | — | |
| Kristoffel | Bearer of Christ | Greek | Boy | — | |
| Kristoforas | Bearer of Christ | Greek | Boy | — | |
| Kristopais | Bearer of Christ | Greek | Boy | — | |
| Kristous | Of Christ; belonging to Christ; 'anointed one' | Greek | Boy | — | |
| Kristynah | Follower of Christ; Christian | Greek | Girl | — |
Aggregated births across United States, United Kingdom, France, Germany for every Greek-origin name in our dataset.