- Krešimir, Golik1
- Kristl, Vlado1
- Kuhlman, Kathryn1
- Kuhn, Thomas S.1
- Kuntze, Peter1
- Kállai, Gyula1
- Laird, Roy D.1
- Laqueur, Walter1
- Lepape, Pierre1
- Lewytzkyj, Borys1
- Linke, Horst Günther1
- Lissitzky, El1
- Lukács, György1
- Lévesque, Jacques1
- Machiavelli, Niccolò1
- Magos-Gimes, Judith Juca1
- Magyar, Dezső1
- Manchester, William1
- Mandelʹshtam, Nadezhda1
- Martin, André1