List of Famous people who died in 1909

Euclides da Cunha was a Brazilian journalist, sociologist and engineer. His most important work is Os Sertões, a non-fictional account of the military expeditions promoted by the Brazilian government against the rebellious village of Canudos, known as the War of Canudos.

Karl-Theodor, Duke in Bavaria, was a member of the House of Wittelsbach and a professional oculist. He was the favorite brother of the Empress Elisabeth of Austria, and father of Queen Elisabeth of the Belgians.

General Sir Hugh Henry Gough was a senior British Indian Army officer and a recipient of the Victoria Cross, the highest award for gallantry in the face of the enemy that can be awarded to British and Commonwealth forces.

Ludwig Mond was a German-born chemist and industrialist who took British nationality. He discovered an important, previously unknown, class of compounds called metal carbonyls.

Felix Anton Dohrn FRS FRSE was a prominent German Darwinist and the founder and first director of the first zoological research station in the world, the Stazione Zoologica in Naples, Italy.