Amy Hennig is born in the United States. Details on her upbringing are relatively sparse, but her early exposure to storytelling and technology undoubtedly played a role in shaping her future career path. Information suggests an early interest in science fiction and fantasy, themes prevalent in much of her later work.

Hennig begins her career in the video game industry, working at Atari on 8-bit games. She then moves to Electronic Arts, where she worked on titles such as 'Michael Jordan: Chaos in the Windy City' and 'Bard's Tale IV'. These early experiences provided her with a foundational understanding of game development processes and design principles, laying the groundwork for her future roles in narrative design.