Andrew Ryan (born Andrei Rianofski ) is a fictional character in the BioShock video game series developed by Irrational Games. He is the secondary antagonist in BioShock, and also appears in its follow-ups BioShock 2 and BioShock Infinite: Burial at Sea. Ryan is portrayed as an idealistic business magnate in the 1940s and 1950s, aiming to create an underwater city called Rapture to avoid government oversight and scrutiny. As civil war erupts in Rapture, Ryan's utopian vision collapses into a dystopia, leading him to become reclusive and paranoid. After winning the war, he becomes increasingly ruthless in his control over the city's remaining inhabitants.
