| Name | Group | Language of Origin | Languages of Use | Meaning/Translation or Related Words | US 2021 |
|---|
| Koenraad | Conrad/Konrada | Old High German | Dutch | Words: bold / counsel, advice, advisor | |
| Kohen | Cohen | Hebrew | English | priest | #589 |
| Konrad | Conrad/Konrada | Old High German | German, Scandinavian, Polish | Words: bold / counsel, advice, advisor | |
| Konrada | Conrad/Konrada | Old High German | German | Words: bold / counsel, advice, advisor | |
| Konradin | Conrad/Konrada | Old High German | German | Words: bold / counsel, advice, advisor | |
| Konradine | Conrad/Konrada | Old High German | German | Words: bold / counsel, advice, advisor | |
| Kordt | Curt | Old High German | German | Words: bold / counsel, advice, advisor | |
| Korina | Corinna | Old Greek | English | maiden, virgin | |
| Korinna | Corinna | Old Greek | German | maiden, virgin | |
| Korinne | Corinna | Old Greek | German | maiden, virgin | |
| Kotarou | Kotarou | Japanese | Kanji symbol, Japanese | Words: tiger / great, excellent, thick / son, boy | |
| Kreshnik | Kreshnik | Albanian | Albanian | knight | |
| Kris | Christoph | Old Greek | German, English | carrying Christ | |
| Kris | Christian/Christine | Latin | German, English | Christian, disciple of Christ | |
| Krista | Christian/Christine | Latin | German, Scandinavian | Christian, disciple of Christ | |
| Kristen | Christian/Christine | Latin | Scandinavian | Christian, disciple of Christ | |
| Kristers | Christian/Christine | Latin | Latvian | Christian, disciple of Christ | |
| Kristi | Christian/Christine | Latin | English | Christian, disciple of Christ | |
| Kristian | Christian/Christine | Latin | Scandinavian | Christian, disciple of Christ | #907 |
| Kristian | Christian/Christine | Latin | English | Christian, disciple of Christ | |
| Kristie | Christian/Christine | Latin | English | Christian, disciple of Christ | |
| Kristiina | Christian/Christine | Latin | Finnish | Christian, disciple of Christ | |
| Kristijan | Christian/Christine | Latin | Slavic | Christian, disciple of Christ | |
| Kristin | Christian/Christine | Latin | Scandinavian | Christian, disciple of Christ | |
| Kristín | Christian/Christine | Latin | Icelandic | Christian, disciple of Christ | |
| Kristina | Christian/Christine | Latin | Scandinavian | Christian, disciple of Christ | |
| Kristína | Christian/Christine | Latin | Slovak | Christian, disciple of Christ | |
| Kristine | Christian/Christine | Latin | Scandinavian | Christian, disciple of Christ | |
| Kristinn | Christian/Christine | Latin | Icelandic | Christian, disciple of Christ | |
| Kristjan | Christian/Christine | Latin | Estonian | Christian, disciple of Christ | |
| Kristján | Christian/Christine | Latin | Icelandic | Christian, disciple of Christ | |
| Kristof | Christoph | Old Greek | Scandinavian | carrying Christ | |
| Kristóf | Christoph | Old Greek | Hungarian | carrying Christ | |
| Kristofer | Christoph | Old Greek | Scandinavian, English | carrying Christ | |
| Kristófer | Christoph | Old Greek | Icelandic | carrying Christ | |
| Kristoffer | Christoph | Old Greek | Scandinavian | carrying Christ | |
| Kristopher | Christoph | Old Greek | English | carrying Christ | #930 |
| Kristy | Christian/Christine | Latin | English | Christian, disciple of Christ | |
| Kristyn | Christian/Christine | Latin | English | Christian, disciple of Christ | |
| Kristýna | Christian/Christine | Latin | Czech | Christian, disciple of Christ | |
| Krisztián | Christian/Christine | Latin | Hungarian | Christian, disciple of Christ | |
| Krisztina | Christian/Christine | Latin | Hungarian | Christian, disciple of Christ | |
| Krisztofer | Christoph | Old Greek | Hungarian | carrying Christ | |
| Krysta | Christian/Christine | Latin | English | Christian, disciple of Christ | |
| Krystian | Christian/Christine | Latin | Polish | Christian, disciple of Christ | |
| Krystina | Christian/Christine | Latin | English | Christian, disciple of Christ | |
| Krystof | Christoph | Old Greek | Czech | carrying Christ | |
| Krystyna | Christian/Christine | Latin | Polish | Christian, disciple of Christ | |
| Krysztof | Christoph | Old Greek | Polish | carrying Christ | |
| Krzysztof | Christoph | Old Greek | Polish | carrying Christ | |
| Ksenia | Xenia | Old Greek | Russian | hospitality | |
| Kseniya | Xenia | Old Greek | Russian | hospitality | |
| Kumar | Kumar | Sanskrit | Indian | boy, son | |
| Kumiko | Kumiko | Japanese | Kanji symbol, Japanese | long time beautiful child | |
| Kunegunda | Kunigunde | Old High German | Polish | Words: tribe, clan / fight | |
| Kunibald | Kunibald | Old High German | German | Words: tribe, clan / bold, brave | |
| Kunibert | Kunibert | Old High German | German | Words: tribe, clan / bright | |
| Kunigonde | Kunigunde | Old High German | Dutch | Words: tribe, clan / fight | |
| Kunigunda | Kunigunde | Old High German | German, Slavic | Words: tribe, clan / fight | |
| Kunigunde | Kunigunde | Old High German | German | Words: tribe, clan / fight | |
| Kuniza | Kunigunde | Old High German | German | Words: tribe, clan / fight | |
| Kuno | Kuno | Old High German | German | Words: tribe, clan | |
| Kunz | Conrad/Konrada | Old High German | German | Words: bold / counsel, advice, advisor | |
| Kurt | Curt | Old High German | German | Words: bold / counsel, advice, advisor | |
| Kyng | King | English | English | king | #900 |
| Kyra | Cyrus/Kyra | Old Persian | German | Words: lord | #664 |
| Kyree | Kyrie | Old Greek | English | Lord | #624 |
| Kyrie | Kyrie | Old Greek | English | Lord | #223 |
| Kyrill | Cyrill/Cyrielle | Old Greek | German | Words: lord | |
| Kyrillus | Cyrill/Cyrielle | Old Greek | German | Words: lord | |
| Kyros | Cyrus/Kyra | Old Persian | German | Words: lord | |
| Ladislao | Wladyslaw/Ladislava | Old Slavic | Italian | Words: rule / fame, glory, Slav | |
| Ladislaus | Wladyslaw/Ladislava | Old Slavic | German | Words: rule / fame, glory, Slav | |
| Ladislav | Wladyslaw/Ladislava | Old Slavic | Czech | Words: rule / fame, glory, Slav | |
| Ladislava | Wladyslaw/Ladislava | Old Slavic | Slavic | Words: rule / fame, glory, Slav | |
| Lage | Lage | Old Norse | Scandinavian | companion, partner | |
| Lakeisha | Lakeisha | Swahili | English | favorite one | |
| Lakisha | Lakeisha | Swahili | English | favorite one | |
| Lamont | Lamont | Old Norse | English | lawgiver, lawyer | |
| Landrich | Landrich/Landriche | Old High German | German | Words: land / rich, powerful, power | |
| Landriche | Landrich/Landriche | Old High German | French | Words: land / rich, powerful, power | |
| Landry | Landrich/Landriche | Old High German | French, English | Words: land / rich, powerful, power | #986 |
| Landry | Landrich/Landriche | Old High German | English | Words: land / rich, powerful, power | #960 |
| Lanfranco | Lanfrank | Old High German | Italian | Words: land, homeland / Frank | |
| Lanfrank | Lanfrank | Old High German | German | Words: land, homeland / Frank | |
| Laslo | Wladyslaw/Ladislava | Old Slavic | Hungarian | Words: rule / fame, glory, Slav | |
| László | Wladyslaw/Ladislava | Old Slavic | Hungarian | Words: rule / fame, glory, Slav | |
| Lauge | Lage | Old Norse | Scandinavian | companion, partner | |
| Lawley | Lawley | Old English | English | Words: survisor, remnant / wood, clearing, meadow | |
| Lazlo | Wladyslaw/Ladislava | Old Slavic | Hungarian | Words: rule / fame, glory, Slav | |
| Lean | Leander/Leandra | Old Greek | German | maybe man of the people (?), lion of a man | |
| Leander | Leander/Leandra | Old Greek | German | maybe man of the people (?), lion of a man | |
| Leandra | Leander/Leandra | Old Greek | Italian | maybe man of the people (?), lion of a man | |
| Léandre | Leander/Leandra | Old Greek | French | maybe man of the people (?), lion of a man | |
| Leandro | Leander/Leandra | Old Greek | Italian | maybe man of the people (?), lion of a man | #604 |
| Leandros | Leander/Leandra | Old Greek | Greek | maybe man of the people (?), lion of a man | |
| Leano | Leander/Leandra | Old Greek | German | maybe man of the people (?), lion of a man | |
| Leeroy | Leroy | French | English | Words: king | |
| Leif | Leif | Old Norse | Scandinavian | Words: descendant | #991 |
| Leka | Alexander/Alexandra | Old Greek | Albanian | he who wards off (other) men, defender of men | |
