- Kamiński, Andrzej Józef1
- Kannapin, Detlef1
- Kaplan, Karel1
- Kappeler, Andreas1
- Kaps, Johannes1
- Karljutshenko, Natalia1
- Karol, K. S.1
- Kennan, George F.1
- Keresztury, Dezső1
- Ketelaar, Eric1
- Ketelaar, F. C. J.1
- Kheĭfets, Mikhail1
- Kieser, Georges1
- Kindermann, Gottfried-Karl1
- Kirimal, Edige Mustafa1
- Kiss, Gábor1
- Klein, Fritz1
- Klein, Theo G.1
- Klessmann, Christoph1
- Kliuchevskii, Vasilii Osipovich1