Kurulus: Osman (transl. Founder: Osman) is a Turkish Historical drama television series, created by Mehmet Bozdağ. It focuses on the life of Osman I, founder of the Ottoman Empire. It is the sequel to Dirilis: Ertugrul, which was centered around the life of Ertugrul, father of Osman. In this series, Osman is portrayed by Turkish actor Burak Özçivit.

It revolves around the entrustment that Sheikh Edebali, a scholar, took back from Princess Sophia of Kulucahisar Castle. As they struggle to protect the entrustment, Osman loses his best alps, his closest friends. While one of them uncovers a family secret and tries to save a certain Mongol from his doom, Osman battles the Mongols who Dundar Bey bowed to and sacrificed his tribe. As he defeats the Mongols one by one, the threat Sophia poses comes back during his wedding, leaving him not a moment of peace. Osman kills two Mongol commanders, Balgay and Subutay, who were causing trouble. Princess Sofia is supposedly dead at the end. The Season 1 ended by Osman, conquering the Kuluchahisar Castle.