| K?vanç | Ka | Ka’eo |
| Ka?an | Kaahin | Kaan |
| Kaan-?ükrü | Kabil | Kabir |
| Kacper | Kaden | Kadèr |
| Kadim | Kadir | Kael |
| Kaelan | Kaelyn | Kaemon |
| Kaey | Kaeyen | Kahan |
| Kai | Kaï | Kaiden |
| Kaihan | Kaije | Kailan |
| Kailash | Kaileesh | Kailen |
| Kaïn | Kain | Kainan |
| Kaine | Kainoa | Kaipo |
| Kaique | Kairo | Kaito |
| Kaius | Kaiwen | Kaj |
| Kaja | Kajen | Kaku |
| Kaleb | Kaled | Kalle |
| Kallum | Kalou | Kamal |
| Kamel | Kamiel | Kamil |
| Kamo | Kamran | Kamsiyochukwu |
| Kamyar | Kan | Kane |
| Kâni | Kano | Kanta |
| Kanu | Kanye | Kaoru |
| Karahan | Karam | Karan |
| Kardo | Karel | Karim |
| Karis | Karishan | Kariuki |
| Karl | Karlos | Karo |
| Karol | Karos | Karrar |
| Kars | Karst | Karsten |
| Kartal | Kartik | Karysan |
| Kas | Kasim | Kaspar |
| Kasper | Kasra | Kassim |
| Kauã | Kavish | Kawen |
| Kay | Kay-Ran | Kaya |
| Kayano | Kaycee | Kaycy |
| Kayd | Kayden | Kaydiano |
| Kaydin | Kayen | Kayhan |
| Kaylan | Kaylen | Kaylon |
| Kayn | Kaynan | Kayne |
| Kayo | Kayra | Kayral |
| Kayran | Kayrone | Kayzhi |
| Kaz | Kazim | Kealan |
| Kean | Kéan | Keanan |
| Keandro | Keane | Keanen |
| Keani | Keano | Kéano |
| Kèano | Keanu | Keaton |
| Keayon | Keb | Keck |
| Kedo | Keefe | Keenan |
| Keep | Keerthanan | Kees |
| Kees-Jan | Keevan | Kehl |
| Keighran | Keiran | Keith |
| Keito | Keizou | Kèjaro |
| Kel | Kelan | Kelfala |
| Kelian | Kell | Kelshaw |
| Kelso | Kelson | Kelt |
| Kelvin | Kelvy | Kemal |
| Kemen | Kemran | Ken |
| Ken-Chairo | Kenai | Kènan |
| Kenan | Kenay | Kendan-Cruz |
| Kendancio | Kendrick | Kenechukwu |
| Kenji | Kenjiro | Kenjy |
| Kenley | Kenly | Kenly-Prier |
| Kenna | Kenneth | Kenny |
| Keno | Kenscha | Kensley |
| Kensy | Kent | Kentaro |
| Kentlie | Kenton | Kenyi |
| Kenyon | Kenz | Kenzie |
| Kenzo | Keo | Keon |
| Keoni | Kep | Kerelus |
| Kerem | Keremcan | Keremcem |
| Kerim | Kerimcan | Kerolas |
| Keron | Kes | Keshav |
| Kess | Kesso | Kester |
| Ketandu | Kevan | Kevaughn |
| Keveon | Kevin | Kevin-Noah |
| Kevon | Key’Manih | Keyain |
| Keyan | Keyane | Keyano |
| Keydijon | Keydon | Keye |
| Keylan | Keymaru | Keyon |
| Keyshan | Keyshyno | Keyu |
| Keäno | Khai | Khajin |
| Khaled | Khalid | Khalil |
| Khallil | Khan | Khang |
| Khani | Khanya | Khasherdene |
| Kheiradine | Khiam | Khick |
| Khieron | Khismat | Khyam |
| Khyan | Khyber | Khymo |
| Khynan | Khyran | Ki |
| Ki’shawn | Kiam | Kiamil |
| Kian | Kian-Cas | Kiandro |
| Kiang | Kiann | Kiano |
| Kianoosh | Kiaran | Kiarash |
| Kiaro | Kibo | Kick |
| Kicky | Kiedt | Kiefer |
| Kiehran | Kieran | Kièro |
| Kieron | Kiet | Kieyo |
| Kijan | Kik | Kilaj |
| Kilan | Kilian | Killian |
| Kim | Kimi | Kimo |
| Kimon | Kin | Kinan |
| Kinay | King | Kingsley |
| Kingston | Kiome | Kiran |
| Kirby | Kirciakos | Kirian |
| Kirijn | Kirill | Kirollos |
| Kiron | Kirushanth | Kishan |
| Kishendro | Kite | Kiyan |
| Kiyano | Kiyen | Kjalt |
| Kjeld | Kjell | Kjelle |
| Kjelt | Kjento | Kjetil |
| Kjille | Klaas | Klaes |
| Klajdi | Klamer | Klasinas |
| Kleid | Klim | Kluun |
| Knox | Knud | Ko |
| Koan | Kobe | Kobus |
| Kodai | Kodi | Kody |
| Koen | Koene | Koenraad |
| Koerd | Koert | Kohaku |
| Kojack | Koji | Kokkie |
| Kolya | Komeel | Konrad |
| Konstantin | Konstantinos | Konstanty |
| Koob | Koop | Koos |
| Koray | Kores | Korey |
| Korhan | Korné | Kornel |
| Kornelis | Koroush | Korsan |
| Korstiaan | Kosano | Koshan |
| Kosta | Kourosh | Kovin |
| Kramadi | Krav | Kreison |
| Kres | Krijn | Kris |
| Krish | Krishan | Krishan-Kanhaya |
| Krishen | Krishenko | Krishna |
| Krisstian | Krist | Kristan |
| Krister | Kristiaan | Kristián |
| Kristian | Kristiano | Kristians |
| Kristijan | Kristijn | Kristiyan |
| Kristof | Kristóf | Kristoff |
| Krisztián | Krit | Krittanai |
| Kruspin | Kryn | Kryspin |
| Krystian | Krzysztof | Ksavièr |
| Ksawery | Kuan-Yu | Kuba |
| Kubatikisa | Kubilay | Kubulay |
| Kudret | Kumeil | Kundert |
| Kurt | Kurt-Olaf | Kwin |
| Kwint | Kwinten | Ky |
| Ky-Anh | Ky-anu | Ky-eano |
| Ky-iano | Ky-Mani | Ky-shairo |
| Ky-Zyan | Kyam | Kyamo |
| Kyan | Kyan-Dion | Kyan-Ghi |
| Kyandro | Kyangi | Kyani |
| Kyano | Kyanu | Kyanu-Kayden |
| Kyaro | Kye | Kyell |
| Kyen | Kyenno | Kyeshano |
| Kylan | Kylann | Kyle |
| Kyler | Kylian | Kyllano |
| Kyllian | Kymani | Kymaro |
| Kymi | Kynaero | Kynaï |
| Kynai | Kynan | Kyo |
| Kyon | Kür?ad | Kyran |
| Kyrian | Kyro | Kyron |
| Kyros | Kyshairo | Kyshaul |
| Kyshawn | Kyshawn-Jearim | Kyte |
| Kyu | Kyvano | Käshief |