| Keith Andrews | Keith Andrews |
| Keke Rosberg | Keke Rosberg |
| Kelly Clarkson | Kelly Clarkson |
| Kelvin | Kelvin |
| Kemalist ideology | Kemalizem |
| Kemi | Kemija |
| Ken Thompson | Kenneth Thompson |
| Kenenisa Bekele | Kenenisa Bekele |
| Kennedy | Družina Kennedy |
| Kennedy family | Družina Kennedy |
| Kenny Acheson | Kenny Acheson |
| Kent | Kent |
| Kentish Plover | Beločeli deževnik |
| Kentucky | Kentucky |
| Kenya | Kenija |
| Kephir | Kefir |
| Ker | Because |
| Kerberos | Kerberos |
| Kerberos protocol | Kerberos |
| Kerguelen | Kerguelenovi otoki |
| Kerguelen Islands | Kerguelenovi otoki |
| Kernel | Celično jedro |
| kerosene | kerozin |
| kestrel | navádna postôvka |
| Ketchup | Kečap |
| Kevin Mitnick | Kevin Mitnick |
| Kevin Spacey | Kevin Spacey |
| key | ključ |
| Key up | Podati |
| keyboard | tipkovnica |
| Keyboard concerto | Koncert v F |
| Keyboard instrument | Glasbila s tipkami |
| Keystone State | Pensilvanija |
| Kežmarok | Kežmarok |
| Kežmarok District | Kežmarok |
| KF | KF |
| KFOR | KFOR |
| KGB | KGB |
| Khachkar | Hačkar |
| Khadijah bint Khuwaylid | Hadidža |
| Khaganate | Han |
| Khalid Boulahrouz | Khalid Boulahrouz |
| Khan | Han |
| Khariton Laptev | Hariton Prokofjevič Laptev |
| Khatyn massacre | Hatinska tragedija |
| Khiam | Khiam |
| Khiva | Horezm |
| Khor Virap | Khor Virap |
| Khorasan | Srce |
| Khorloogiin Choibalsan | Horlogijn Čojbalsan |
| Khrushchev | Hruščov |
| Khuzdul | Khuzdûl |
| Khwarezm | Horezm |
| Khwarezmia | Horezm |
| Kibbutz | Kibuc |
| Kidinnu | Kidinu |
| kidney | ledvica |
| Kidričevo | Občina Kidričevo |
| Kiev | Kijev |
| Kiev class aircraft carrier | Kijev |
| Kiev Oblast | Kijev |
| Kilimanjaro | Kilimandžaro |
| Kilimanjaro Region | Kilimandžaro |
| Kilkenny | Kilkenny |
| Kilkenny City | Kilkenny |
| kill | ubiti |
| Kilogram | Kilogram |
| Kilogram per cubic metre | Kilogram na kubični meter |
| Kilogram-force | Kilopond |
| kilometre | kilometer |
| Kilometres per hour | Kilometer na uro |
| Kilowatthour | Kilovatna ura |
| Kily González | Cristian González |
| Kimi ga Yo | Kimi Ga Yo |
| Kimi Räikkönen | Kimi Räikkönen |
| Kimono | Kimono |
| Kind of black pudding | Krvavica |
| Kindjal | Bodalo |
