1943 deaths

Dora Gerson (born Dorothea Gerson; 23 March 1899 – 14 February 1943) was a German cabaret singer and stage and motion picture actress of the silent film era. She was murdered at Auschwitz during the Holocaust.

Jack Warren Mathis (September 25, 1921 – March 18, 1943) was a United States Army Air Forces officer and a recipient of the Medal of Honor, the United States military's highest decoration, for his actions in World War II.

Abel-Marie Alexis Decaux (11 February 1869 – 19 March 1943) was a French organist, composer, and pedagogue, best known for his piano suite Clairs de lune, some of the earliest pieces of dodecaphony.
A student of Théodore Dubois, Jules Massenet, and Charles-Marie Widor, among others, he was the titular organist of the grand organ of the Sacré-Cœur basilica. Decaux was more renowned as a player and professor during his lifetime than a composer.
He is popularly known as the "French Schoenberg".

Rudolf Stähelin, surname also spelled Staehelin (28 July 1875, Basel – 26 March 1943, Basel) was a Swiss internist.
He studied medicine at the Universities of Basel, Tübingen and Munich, obtaining his doctorate at Basel in 1901. He briefly served as an assistant physician at the Civic Hospital in Basel, then was a lecturer at the Universities of Basel (from 1902), Göttingen (1906) and Berlin (from 1907). From 1911 until 1943, he was a professor of internal medicine and director of the medical clinic at Basel.His research involved studies on tuberculosis, respiratory, circulatory, metabolic and infectious diseases. With Gustav von Bergmann, he published the second edition of the Handbuch der inneren Medizin (1925-1931).

Abraham Albert Hijmans van den Bergh (1 December 1869, in Rotterdam – 28 September 1943, in Utrecht) was a Dutch physician specializing in internal medicine. Hijmans van den Bergh is best known for his Van den Bergh reaction.
In 1919 he became member of the Royal Netherlands Academy of Arts and Sciences.Hijmans van den Bergh was of Jewish descent, but neither he or his parents were religiously observant, nor members of a Jewish worship community. Later in life he joined the Remonstrant Church. His final years were spent under the German occupation of the Netherlands; he was spared persecution due to being in a "mixed marriage".

Guido Fubini (19 January 1879 – 6 June 1943) was an Italian mathematician, known for Fubini's theorem and the Fubini–Study metric.

Jean Worms (1884–1943) was a French film actor who appeared in a mixture of leading and supporting roles. Worms played Tsar Nicholas II of Russia in the 1938 film Rasputin.

Pierre Paul Lucien Salvat Etchepare (2 October 1891 – 20 April 1943) was a French actor.
Pierre Etchepare was born in Paris and died in Neuilly-sur-Seine, Hauts-de-Seine.

Coenraad Alfred Augustus Haighton (26 October 1896 – 13 April 1943) was a millionaire businessman and the leader of the Netherlands' first fascist movement.

Anita Theodora Johanna Sophie Augspurg (22 September 1857 – 20 December 1943) was a German jurist, actress, writer, activist of the radical feminist movement and a pacifist.