List of Famous people who died in 1909

Princess Marie d'Orléans was a French princess by birth and a Danish princess by marriage to Prince Valdemar. She was politically active by the standards of her day.

Louis Delacenserie (1838–1909) was a Belgian architect from Bruges. The spelling of his name differs greatly; De la Censerie, Delasencerie, Dela Censerie or Dela Sencerie are the most common alternative forms. His father was a merchant and building contractor from Tournai.

Théodore Jacques Ralli or Theodorus Rallis was a Greek painter, watercolourist and draughtsman, who spent most of his working life in France and Egypt.

Zygmunt Noskowski was a Polish composer, conductor and teacher.

Cesare Lombroso was an Italian criminologist, phrenologist, physician, and founder of the Italian School of Positivist Criminology. Lombroso rejected the established classical school, which held that crime was a characteristic trait of human nature. Instead, using concepts drawn from physiognomy, degeneration theory, psychiatry, and Social Darwinism, Lombroso's theory of anthropological criminology essentially stated that criminality was inherited, and that someone "born criminal" could be identified by physical (congenital) defects, which confirmed a criminal as savage or atavistic.

Zhang Zhidong was a Chinese official who lived during the late Qing dynasty. Along with Zeng Guofan, Li Hongzhang and Zuo Zongtang, Zhang Zhidong was one of the four most famous officials of the late Qing dynasty. Known for advocating controlled reform and modernization of Chinese troops, he served as the Governor of Shanxi Province and Viceroy of Huguang, Liangguang and Liangjiang, and also as a member of the Grand Council. He took a leading role in the abolition of the Imperial examination system in 1905. The Red Guards destroyed his tomb in 1966 during the Cultural Revolution. His remains were rediscovered in 2007 and reburied with honors.