List of Famous people who died in 1904

Pierre Marie René Ernest Waldeck-Rousseau was a French Republican politician who served as the 29th Prime Minister of France.

Théophile Charles Marie Gautier was a French scholar, translator and administrator. He was the son of the writer Théophile Gautier and his mistress Eugénie Fort.

Richard Hol was a Dutch composer and conductor, based for most of his career at Utrecht. His conservative music showed the influence of Ludwig van Beethoven, Felix Mendelssohn, and Robert Schumann and the Leipzig school, though as a conductor he offered Dutch audiences the more revolutionary music of Hector Berlioz and Richard Wagner.

Marie-Clément Rodier, C.S.Sp. was a French missionary brother in Algeria. He is credited with creating the clementine variety of mandarin orange in 1902.

Antonio Labriola was an Italian Marxist theoretician and philosopher. Although an academic philosopher and never an active member of any Marxist political party, his thought exerted influence on many political theorists in Italy during the early 20th century, including the founder of the Italian Liberal Party, Benedetto Croce and the leaders of the Italian Communist Party, Antonio Gramsci and Amadeo Bordiga. He also influenced Bolshevik and Left Oppositionist Leon Trotsky.

Lewis Jones was one of the founders of the Welsh settlement in Patagonia. The city of Trelew was named after him.