- Kramar, IEvhen1
- Krasheninnikov, Serhii1
- Kreisky, Bruno1
- Krivosheina, N. A.1
- Kundera, Milan1
- Kádár, János1
- Közi-Horváth, József1
- Laber, Jeri1
- Larrabee, F. Stephen1
- Lenin, Vladimir Iliʹch1
- Leonhard, Wolfgang1
- Levitzky, Sergei A.1
- Lewis, Clive Staples1
- Litwak, Robert1
- Loranc, Władysław1
- Löser, Jochen1
- Macmillan, Harold1
- Malcher, George C.1
- Marczisovszky, János1
- Marjai, József1