Diarists who wrote diaries concerning the Holocaust (1941-1945).
- Mary Berg
- Hélène Berr– a French diarist
- Eliszewa Binder
- Willy Cohn
- Miriam Chaszczewacki– a Polish diarist killed in the Radomsko ghetto
- Adam Czerniaków
- Arnold Daghani
- Helga Deen– wrote a diary in Herzogenbusch concentration camp (Camp Vught)
- Julius Feldman – 19-year-old Jewish diarist in the Krakow Ghetto
- Anne Frank– author of The Diary of a Young Girl
- Petr Ginz
- Zalman Gradowski
- Etty Hillesum– Dutch Jewish diarist and Holocaust victim; kept a diary in Amsterdam and in the Westerbork transit camp
- David Kahane
- Zelig Kalmanovich
- Victor Klemperer
- Věra Kohnová– Czech Jewish diarist
- David Koker– wrote a diary in Herzogenbusch concentration camp (Camp Vught)
- Janusz Korczak
- Herman Kruk
- Leib Langfus
- Rutka Laskier– Polish Jewish diarist and Holocaust victim
- Rywka Lipszyc
- Calel Perechodnik
- Sam Pivnik– Polish Jewish Holocaust survivor, author and memoirist
- Dawid Rubinowicz– Polish Jewish diarist and Holocaust victim
- Yitskhok Rudashevski
- Tanya Savicheva
- Leokadia Schmidt
- Mihail Sebastian
- Renia Spiegel– a Jewish diarist in Poland
- Shalom Yoran