Encyclopedias, Almanacs, Transcripts, and Maps
- Korenizatsya
- Kormchaya Kniga
- Kormlenie
- Kornai, Janos
- Kornilov Affair
- Korsh Theater
- Koryaks
- Korzhakov, Alexander Vasilievich
- Kosciuszko, Tadeusz
- Kosciuszko, Thaddeus Andrzej Bonawentura
- Kosmodemyanskaya, Zoya
- Kosygin Reforms
- Kosygin, Aleksey
- Koszkiowsko, Tadeusz
- Kotoshikhin, Grigory Karpovich
- Kovalev, Sergei Adamovich
- Kovalevskaya, Sofia Vasilievna
- Kovic, Ron
- Kołłątaj, Hugo (1750
- Kracauer, Siegfried (1889–1966)