| Name | Group | Language of Origin | Languages of Use | Meaning/Translation or Related Words | US 2021 |
|---|
| Kaarina | Katherine | Old Greek | Finnish | maybe the pure | |
| Kaat | Katherine | Old Greek | Dutch | maybe the pure | |
| Kacey | Casey/Casey | Old Irish | English | descendant of Cathasaigh | |
| Kaci | Casey/Casey | Old Irish | English | descendant of Cathasaigh | |
| Kacie | Casey/Casey | Old Irish | English | descendant of Cathasaigh | |
| Kadence | Cadence | English | English | cadence | |
| Kadijah | Khadija | Arabic | English | premature child | |
| Kaela | Khalil/Khalilah | Arabic | Arabic | friend | |
| Kaelyn | Kayley | Old Irish | English | descendant of Caollaidhe | |
| Kaelynn | Kayley | Old Irish | English | descendant of Caollaidhe | |
| Kahina | Kahina | Arabic | Arabic | priestess | |
| Kahlani | Lani | Hawaii | English | sky, heaven | #966 |
| Kai | Kai | Old High German | German | | #768 |
| Kaia | Kaia | Unknown | Maori | | |
| Kaia | Karin | Old Greek | Scandinavian | maybe the pure | #231 |
| Kaidence | Cadence | English | English | cadence | |
| Kaija | Kai/Kaja | Old High German | German, Low German | | |
| Kaila | Kayley | Old Irish | English | descendant of Caollaidhe | |
| Kailani | Kailani | Hawaii | English | sea and sky | #275 |
| Kailee | Kayley | Old Irish | English | descendant of Caollaidhe | |
| Kailey | Kayley | Old Irish | English | descendant of Caollaidhe | #956 |
| Kailyn | Kayley | Old Irish | English | descendant of Caollaidhe | |
| Kailynn | Kayley | Old Irish | English | descendant of Caollaidhe | |
| Kaina | Kahina | Arabic | Arabic | priestess | |
| Kaira | Kaira | Unknown | English | | |
| Kairi | Kairi | Unknown | English | | #851 |
| Kaisley | Kaisley | Unknown | English | | #869 |
| Kaitlin | Katherine | Old Greek | English | maybe the pure | |
| Kaitlyn | Katherine | Old Greek | English | maybe the pure | #580 |
| Kaitlynn | Katherine | Old Greek | English | maybe the pure | |
| Kaiya | Kaya | Unknown | English | | #944 |
| Kaj | Kai | Old High German | German, Scandinavian | | |
| Kaja | Kai/Kaja | Old High German | German, Low German | | |
| Kajetana | Kajetan/Kajetana | Latin | German, Slavic | from Caieta | |
| Kajsa | Karin | Old Greek | Scandinavian | maybe the pure | |
| Kala | Sarah | Hebrew | Hawaii | princess, noblewoman | |
| Kalani | Lani | Hawaii | English | sky, heaven | #338 |
| Kaleigh | Kayley | Old Irish | English | descendant of Caollaidhe | |
| Kalene | Kalene | Unknown | English | | |
| Kaley | Kayley | Old Irish | English | descendant of Caollaidhe | |
| Kali | Kali | Sanskrit | English | the black one | #283 |
| Kalie | Kayley | Old Irish | English | descendant of Caollaidhe | |
| Kalila | Khalil/Khalilah | Arabic | Arabic | friend | |
| Kalina | Kalina | Unknown | Polish | Viburnum | |
| Kaliyah | Kaliyah | Unknown | English | | #558 |
| Kallie | Kayley | Old Irish | English | descendant of Caollaidhe | #790 |
| Kalliope | Kalliope | Old Greek | German, English | beautiful voice | |
| Kaltrina | Kaltrina | Albanian | Albanian | Words: blue | |
| Kalyn | Kayley | Old Irish | English | descendant of Caollaidhe | |
| Kamari | Kamari/Kamari | Unknown | English | | #819 |
| Kamaria | Qamar | Arabic | Swahili | moon | |
| Kameron | Cameron/Cameron | Old Irish | English | crooked nose | |
| Kamila | Camillo/Camilla | Latin | Czech, Polish | maybe acolyte | #226 |
| Kamilah | Camillo/Camilla | Latin | English | maybe acolyte | #977 |
| Kamile | Camillo/Camilla | Latin | Lithuanian | maybe acolyte | |
| Kamilla | Camillo/Camilla | Latin | German | maybe acolyte | |
| Kamille | Camillo/Camilla | Latin | English | maybe acolyte | |
| Kamilly | Camillo/Camilla | Latin | Portuguese | maybe acolyte | |
| Kamilly Vitória | Kamilly Vitória | Portuguese | Portuguese | | |
| Kamiyah | Kamiyah | Unknown | English | | #765 |
| Kamora | Kamora | Unknown | English | | |
| Kamryn | Cameron/Cameron | Old Irish | English | crooked nose | #462 |
| Kamya | Kamya | Unknown | English | | |
| Kandace | Candace | Ethiopian | English | | |
| Kandida | Candido/Candida | Latin | German | white | |
| Kaori | Kaori | Japanese | Kanji symbol, Japanese | fragrance, aroma, perfume | |
| Kara | Cara | Italian | German | dear, beloved | #765 |
| Karen | Karin | Old Greek | German, Scandinavian | maybe the pure | |
| Kari | Katherine | Old Greek | English | maybe the pure | |
| Karima | Karim/Karima | Arabic | Arabic | generous, noble | |
| Karin | Karin | Old Greek | German, Scandinavian, Finnish | maybe the pure | |
| Karina | Karin | Old Greek | German, Scandinavian | maybe the pure | #675 |
| Karina | Carina | Italian | German | pretty, cute | |
| Karine | Karin | Old Greek | French | maybe the pure | |
| Karine | Carina | Italian | German | pretty, cute | |
| Karis | Charis | Greek | Scottish | grace, kindness | |
| Karissa | Charis | Greek | English | grace, kindness | |
| Karita | Caritas | Latin | Scandinavian | Words: charity | |
| Karitas | Caritas | Latin | Icelandic | Words: charity | |
| Karítas | Caritas | Latin | Icelandic | Words: charity | |
| Karla | Karl/Charlotte/Carla | Old High German | German, Scandinavian | Words: man, husband | #702 |
| Karlee | Karl/Charlotte/Carla | Old High German | English | Words: man, husband | |
| Karley | Karl/Charlotte/Carla | Old High German | English | Words: man, husband | |
| Karli | Karl/Charlotte/Carla | Old High German | English | Words: man, husband | |
| Karlie | Karl/Charlotte/Carla | Old High German | English | Words: man, husband | |
| Karlotta | Karl/Charlotte/Carla | Old High German | German | Words: man, husband | |
| Karly | Karl/Charlotte/Carla | Old High German | English | Words: man, husband | |
| Karma | Carmine/Carmen | Hebrew | English | Words: fruit garden, fruitful land / song | |
| Karol | Karl/Charlotte/Carla | Old High German | English | Words: man, husband | |
| Karola | Karl/Charlotte/Carla | Old High German | German, Latinized | Words: man, husband | |
| Karoliina | Karl/Charlotte/Carla | Old High German | Finnish | Words: man, husband | |
| Karolin | Karl/Charlotte/Carla | Old High German | German | Words: man, husband | |
| Karolina | Karl/Charlotte/Carla | Old High German | German | Words: man, husband | |
| Karolína | Karl/Charlotte/Carla | Old High German | Czech | Words: man, husband | |
| Karoline | Karl/Charlotte/Carla | Old High German | German | Words: man, husband | |
| Karsta | Christian/Christine | Latin | German, Low German | Christian, disciple of Christ | |
| Karsyn | Carson/Carson | Old Norse | English | maybe son of Carr | #608 |
| Karter | Carter | Old English | English | cart driver | #860 |
| Kartika | Kartik/Kartika | Sanskrit | Malay | the Pleiades | |
| Kartini | Kartini | Unknown | Malay | | |
