Adam Jensen is a character from Deus Ex, a series of action role-playing video games. He is the main protagonist and playable character of Deus Ex: Human Revolution (2011) and its sequel Mankind Divided (2016), developed by Eidos-Montréal. He also features as a character in associated media. As security chief for leading tech corporation Sarif Industries, he is crippled by a mercenary attack, prompting Sarif Industries to extensively implant him with advanced artificial organ "augmentations" without his consent. Human Revolution follows his investigation into the attack, leading him into conflict with the Illuminati secret society. In Mankind Divided, he works with the anti-terrorism group TF29 while acting as an agent for a group opposing the Illuminati.

Deus Ex: Human Revolution is an action role-playing game developed by Eidos-Montréal and published by Square Enix's European branch for PlayStation 3, Windows, and Xbox 360 in August 2011. A version for OS X was released in April 2012. The game is a prequel to the original Deus Ex (2000) and the third installment in the Deus Ex series. The gameplay combines first-person shooter, stealth, and role-playing elements. It features exploration and combat in environments connected to multiple city-based hubs, in addition to quests that grant experience and allow customization of the main character's abilities with items called Praxis Kits. Conversations between characters feature a variety of responses, with options in conversations and at crucial story points affecting how some events play out.