- Guillain, Robert1
- Halecki, Oskar1
- Hammond, Thomas Taylor1
- Hazard, John N.1
- Hegedüs, András1
- Heller, Andor1
- Hostler, Charles Warren1
- Index on Censorship1
- Information Services Department1
- Institut zur Erforschung der UdSSR1
- International Commission of Jurists (1952- )1
- Jasny, Naum1
- Jones, Gwyn Owain1
- Judith Gimes1
- Kampelman, Max M.1
- Kennedy, Malcolm Duncan1
- Király, Béla1
- Kissinger, Henry1
- Knight, Frank H.1
- Korol, Alexander G.1