- Hoffmann, Frank W.1
- Holban, Boris1
- Hoover Institution on War, Revolution, and Peace1
- Hrabal, Bohumil1
- Human Rights Watch1
- Hungarian Institute for Public Opinion Research1
- Huszadik Század Hangja Kutatóműhely1
- Ignazi, Piero1
- Index on Censorship1
- Information Services Department1
- International Federation of Resistance Movements1
- International Helsinki Federation for Human Rights1
- International Monitor Institute1
- Internationaler Kongress Kirche in Not (38 ; 1988 ; Königstein)1
- Jassó, Mária1
- Jed, Stephanie H1
- Judit, Miklósy1
- Jászi, Oszkár1
- Kammer, Albert von der1
- Kanevskii, Vitalii1