The Lexicon entries below explore significant Holocaust-related events, topics, places and personalities and are based on Yad Vashem's Encyclopedia of the Holocaust.
- Canada
- Canaris, Wilhelm
- Central Committee of German Jews for Help & Reconstruction
- Central Consistory of the Jews of France
- Central Office of Judicial Administration, Ludwigsburg
- Central Resettlement Office
- Central Union of German Citizens of Jewish Belief
- Central Welfare Council, Poland
- Chamberlain, Houston Stewart
- Chelmno
- Chestochowa
- Chetnicks
- Choms, Wladyslawa
- Christian Churches
- Churchill, Winston
- Clauberg, Carl
- Cohen, David
- Cohn, Marianne
- Columbia Haus
- Concentration Camps
- Conseil Representatif des Juifs de France
- Consistoire Central des Israelites de France
- Corfu
- Council for German Jewry
- Cracow
- Crimes Against Humanity
- Croatia
- Cultural Union of German Jews
- Cuza, Alexandru
- Cyprus Detention Camps
- Czechoslovak Government-in-Exile
- Czerniakow, Adam