| K.O. | knock-out |
| K.O. tecnico | technical knockout |
| KA | Ka |
| Ka Mate | Ka Mate |
| Ka-tet | Ka |
| KAA | Kaa |
| Kaaba | Kaaba |
| Kaang | Kaang |
| Kaarlo Juho Ståhlberg | Kaarlo Juho Ståhlberg |
| Kaarma | Kaarma Parish |
| Kaatsen | Frisian handball |
| Kaba Ma Kyei | Kaba Ma Kyei |
| kabab | kebab |
| Kabah | Kabah |
| Kabardino-Balkaria | Kabardino-Balkaria |
| Kabelsketal | Kabelsketal |
| Kabir Bedi | Kabir Bedi |
| Kabul | Kabul |
| KAC Kénitra | KAC Kenitra |
| Kaddish | Kaddish |
| Kade | Kade |
| Kadesh | Kadesh |
| Kadima | Kadima |
| Kadiogo | Kadiogo |
| Kadrina | Kadrina Parish |
| Kaduna | Kaduna State |
| Kadıköy | Kadıköy |
| Kaffaljidhma | Gamma Ceti |
| Kaffelklubben | Kaffeklubben Island |
| Kafr el-Sheikh | Kafr el-Sheikh |
| Kaga | Kaga Province |
| Kagawa | Kagawa Prefecture |
| Kage Baker | Kage Baker |
| Kagera | Kagera Region |
| Kagyu | Kagyu |
| Kahina | Kahina |
| Kahl am Main | Kahl am Main |
| Kahless | Kahless |
| Kahlil Gibran | Khalil Gibran |
| Kahmishli | Al Qamishli |
| Kahrstedt | Karstädt |
| Kai | Kai Province |
| Kai Hansen | Kai Hansen |
| Kai Winn | Winn Adami |
| Kaidu | Kaidu |
| Kaifeng | Kaifeng |
| Kaifūsō | Kaifūsō |
| Kaiju | Kaiju |
| Kaika | Emperor Kaika |
| Kaingang | Kaingang |
| Kainuu | Kainuu |
| Kaio | Kaiō Hiroyuki |
| Kaiou | Kaioh |
| Kaiping | Kaiping |
| Kairo | Kairo |
| Kaiser Chiefs | Kaiser Chiefs |
| Kaiser Wilhelm der Große | SS Kaiser Wilhelm der Grosse |
| Kaiser-Wilhelm-Gedächtniskirche | Kaiser Wilhelm Memorial Church |
| Kaiseraugst | Kaiseraugst |
| Kaiserlich und königlich | Kaiserlich und königlich |
| Kaiserlich-königliche österreichische Staatsbahnen | Imperial Austrian State Railways |
| Kaiserliche Marine | Kaiserliche Marine |
| Kaisersbach | Kaisersbach |
| Kaiserschmarren | Kaiserschmarrn |
| Kaisersdorf | Kaisersdorf |
| Kaiserslautern | Kaiserslautern |
| Kaishakunin | Kaishakunin |
| Kaisheim | Kaisheim |
| KAIST | Korea Advanced Institute of Science and Technology |
| Kaitain | Kaitain |
| Kaiten | Kaiten |
| Kaito Kid | Magic Kaito |
| Kaizen | Kaizen |
| Kaizer Chiefs Football Club | Kaizer Chiefs FC |
| Kaizers Orchestra | Kaizers Orchestra |
| Kajaani | Kajaani |
| Kajal | Alcohol |
| Kajang | Kajang |
| Kajsa Bergqvist | Kajsa Bergqvist |
| Kajukenbo | Kajukenbo |
| KAK | Kak |
| Kakashi Hatake | Kakashi Hatake |
| Kakhaber Kaladze | Kakha Kaladze |
| Kakhet | Menkaura |
| kaki | persimmon |
| Kakuei Tanaka | Kakuei Tanaka |
| Kakum National Park | Kakum National Park |
| Kakuro | Kakuro |
| Kaká | Kaká |
| Kakì | Japanese persimmon |
| KAL | Kal |
| Kalah | Kalah |
| Kalahari | Kalahari Desert |
| Kalam | Kalam |
| Kalamata | Kalamata |
| Kalamos | Kalamos |
| Kalanchoe | Kalanchoe |
| Kalanchoe daigremontiana | Kalanchoe daigremontiana |
| Kalash | Kalash |
| Kalashnikov | Long gun |
| Kalasin | Kalasin Province |
| Kalavryta | Kalavryta |
| Kalač | Kalach |
| Kalbach | Kalbach |
| Kalbe | Kalbe |
| Kalbiti | Kalbids |
| Kalchreuth | Kalchreuth |
| Kalentzi | Kalentzi |
| Kalev | Kalev |
| Kalevala | Kalevala |
| Kalevipoeg | Kalevipoeg |
| Kaley Cuoco | Kaley Cuoco |
| Kali | Kali |
| Kali Yuga | Kali Yuga |
| Kalifornia | Kalifornia |
| Kalimantan Centrale | Central Kalimantan |
| Kalimantan Meridionale | South Kalimantan |
| Kalimba | Marímbula |
| Kalinga | Kalinga |
| Kalinin | Kalinin |
| Kaliningrad | Kaliningrad |
| Kalisz | Kalisz |
| Kalix | Kalix Municipality |
| Kaliště | Kaliště |
