The Lexicon entries below explore significant Holocaust-related events, topics, places and personalities and are based on Yad Vashem's Encyclopedia of the Holocaust.
- Wagner, Horst
- Waldheim, Kurt
- Wallenberg, Raoul
- Wannsee Conference
- War Refugee Board - WRB
- Warhaftig, Zorah
- Warsaw
- Warsaw Ghetto Uprising
- Warsaw Polish Uprising
- Warthegau
- Wdowinski, David
- Wehrmacht
- Weill, Joseph
- Weimar Republic
- Weissmandel, Michael Dov
- Weizmann, Chaim
- Weizmann, Chaim
- Weizsacker, Ernst von
- Westerbork
- Westerweel, Joop
- White Paper of 1939
- Wiesel, Elie
- Wiesenthal, Simon
- Wilner, Arie
- Wirth, Christian
- Wirtschafts-Verwaltungshauptamt-WVHA
- Wise, Stephen Samuel
- Wisliceny, Dieter
- Wittenberg, Yitzhak - Leo Itzig
- Wolff, Karl
- Wolinski, Henryk
- Working Group
- World Jewish Congress - WJC
- World War II
- Wurm, Theophil