- Great Britain, Foreign and Commonwealth Office1
- Grechko, Andrei Antonovich1
- Grimsted, Patricia Kennedy1
- Gromeka, Vasilii Ivanovich1
- Grosz, George1
- Group Inconnu1
- Grubb, Norman P.1
- Guzmán, Patricio1
- Głąbiński, Stanisław1
- Hallgarten, George W. F.1
- Hammond, Paul Y.1
- Haraszti, Miklós1
- Harriman, W. Averell1
- Hazan, Barukh1
- Hennessy, Bernard C.1
- Herczeg, Ferenc1
- Historical Archives of the Hungarian State Security1
- Hollós, Ervin1
- Holzman, Franklyn D.1
- Hungarian Institute for Public Opinion Research1