Adam Cadre (born 1974) is a U.S. writer. He gained prominence in the world of interactive fiction with games like I-0 (1997), Photopia (1998), and Varicella (1999). He also wrote a novel, Ready, Okay! (2000).

His website, which has all of his IF games, several short stories (including two that extend the Ready, Okay! world), movie reviews and short personal anecdotes, and a page of random links, is http://www.adamcadre.ac