List of Famous people who died in 1943

Lorenz Milton Hart was the lyricist half of the Broadway songwriting team Rodgers and Hart. Some of his more famous lyrics include "Blue Moon", "The Lady Is a Tramp", "Manhattan", "Bewitched, Bothered and Bewildered", and "My Funny Valentine".

Isoroku Yamamoto was a Japanese Marshal Admiral of the Imperial Japanese Navy (IJN) and the commander-in-chief of the Combined Fleet during World War II until his death.

Hans Walter Conrad Veidt was a German actor best remembered for his roles in films such as Different from the Others (1919), The Cabinet of Dr. Caligari (1920), and The Man Who Laughs (1928). After a successful career in German silent films, where he was one of the best-paid stars of UFA, he and his new Jewish wife Ilona Prager were forced to leave Germany in 1933 after the Nazis came to power. The couple settled in Britain, where he took British citizenship in 1939. He appeared in many British films, including The Thief of Bagdad (1940), before emigrating to the United States around 1941, which led to his being cast as Major Strasser in Casablanca (1942).

John Harvey Kellogg was an American medical doctor, nutritionist, inventor, health activist, eugenicist, and businessman. He was the director of the Battle Creek Sanitarium in Battle Creek, Michigan. The sanitarium was founded by members of the Seventh-day Adventist Church. It combined aspects of a European spa, a hydrotherapy institution, a hospital and a high-class hotel. Kellogg treated both the rich and famous, as well as the poor who could not afford other hospitals.

Lieutenant Commander Edward Henry O'Hare was an American naval aviator of the United States Navy, who on February 20, 1942, became the Navy's first flying ace when he single-handedly attacked a formation of nine heavy bombers approaching his aircraft carrier. Even though he had a limited amount of ammunition, he was credited with shooting down five of the enemy bombers and became the first naval recipient of the Medal of Honor in World War II.

Henriette Caillaux was a Parisian socialite and second wife of the former Prime Minister of France, Joseph Caillaux. On March 16, 1914, she shot and killed Gaston Calmette, editor of the newspaper Le Figaro.

Kermit Roosevelt, MC was an American businessman, soldier, explorer, and writer. The son of Theodore Roosevelt, the 26th President of the United States, Kermit was a graduate of Harvard College, served in both World Wars, and explored two continents with his father. He fought a lifelong battle with depression and committed suicide while serving in the U.S. Army in Alaska during World War II.

Prince Hubertus of Saxe-Coburg and Gotha was a German courier pilot and a member of the House of Saxe-Coburg-Gotha, which reigned over the eponymous duchy in the German Empire. Born a prince of Great Britain and Ireland as the great-grandson of Queen Victoria, Hubertus lost this title during the First World War. He became heir apparent to the headship of his house in 1932, and he never married. Hubertus joined the Nazi Party upon the outbreak of the Second World War despite his opposition to Adolf Hitler and Nazism. He served in the German Army on the Eastern Front until he was killed in action. He is the maternal uncle of King Carl XVI Gustaf of Sweden.

Anita Florence Hemmings was the first African-American woman to graduate from Vassar College. After graduation she became a librarian at the Boston Public Library.

Marguerite Radclyffe Hall was an English poet and author, best known for the novel The Well of Loneliness, a groundbreaking work in lesbian literature. In adulthood, Hall often went by the name John, rather than Marguerite.