Summary: Léon Hennique (4 November 1850 – 25 December 1935) was a French naturalistic novelist and playwright. Léon Hennique, born in Basse-Terre, Guadeloupe, was the son of the naval infantry officer Agathon Hennique. He became a naturalist novelist and dramatist. He studied painting, but after the Franco-Prussian War of 1870 devoted himself to literature. he was a friend of Émile Zola, but broke with him over the Dreyfus Affair. His daughter was the symbolist poet Nicolette Hennique. He died in Paris on 25 December 1935.

Books of Léon Hennique