Arkady Renko is a fictional character created by author Martin Cruz Smith. He is a senior investigator in the Soviet police force, known for his keen intellect and unorthodox methods. Renko often finds himself navigating the complexities of crime and corruption in post-Soviet Russia, making him a compelling protagonist in the detective genre. Renko first appeared in the novel Gorky Park, published in 1981, which introduced readers to his character and the challenges he faces. Throughout the series, he grapples with moral dilemmas and the changing political landscape, reflecting the broader societal issues of his time.