Gli Organismi internazionali affiliati al CISH si dividono in tre categorie: Comitati nazionali, Commissioni interne e  Organizzazioni internazionali.

Gli studiosi italiani che attualmente hanno ruoli istituzionali in questi organismi:

Marilena Maniaci, Comité international de paléographie latine
Cristina Mantegna, Commission internationale de diplomatique
Giovanna Nicolaj, Commission internationale de diplomatique
Fulvio Pastore, Association internationale pour l’histoire de l’État et de l’administration
Giulia Lami, Commission Internationale des Études Historiques Slaves
Bianca Valota, Commission Internationale des Études Historiques Slaves
Bruna Bagnato, International Association of Contemporary History of Europe
Edoardo Tortarolo, International Commission for the History and Theory of Historiography
Maria Sofia Corciulo, International Commission for the History of Representative and Parliamentary Institutions
Mario Di Napoli, International Commission for the History of Representative and Parliamentary Institutions
Guido D'Agostino, International Commission for the History of Representative and Parliamentary Institutions
Francesco Soddu, International Commission for the History of Representative and Parliamentary Institutions
Sandro Guerrieri, International Commission for the History of Representative and Parliamentary Institutions
Rosa Smurra, International Commission for the History of Towns
Claudio Visentin, International Commission for the History of Travel and Tourism
Massimo De Leonardis, International Commission of Military History
Anna Maria Rao, International Commission on the History of French Revolution
Alfredo Canavero, International Commission on the History of International Relations
Brunello Vigezzi, International Commission on the History of International Relations
Francesco Lefebvre D’Ovidio, International Committee of Editors of Diplomatic Documents
Eugenio Refini, International Federation of Societies and Institutes for the Study of the Renaissance
Christian De Vito, International Social History Association
Massimiliano Ghilardi, Unione Internazionale degli Istituti di Archeologia, Storia e Storia dell’Arte in Roma