No, Ivan Drago is not a real person.
Ivan Vasilyevich Drago (Russian: Иван Васильевич Драго, pronounced [ɪˈvan vɐˈsʲilʲjɪvʲɪdʑ ˈdraɡə]) is a fictional Russian character from the iconic Rocky film series. He was introduced as the formidable antagonist in Rocky IV, renowned for his imposing physical strength and stoic demeanor.