Henry Céard (1851-1924) was a French writer, literary critic, and diplomat, born in Paris, France, on November 18, 1851. He is primarily remembered for his friendship and collaboration with Émile Zola, being considered one of the 'médans', the group of writers who supported Zola's naturalism. Céard contributed articles and literary criticism to various publications, advocating for the principles of naturalism. He also had a career in the diplomatic service, serving in various posts abroad. His literary work includes novels and short stories that explore the social life and customs of his time, with a realistic approach. Céard passed away in 1924.