Shinya Tsukamoto (塚本 晋也, Tsukamoto Shin'ya, born January 1, 1960) is a Japanese filmmaker, film producer, screenwriter, editor, director, cinematographer, art director, production designer and actor.

With a considerable cult following both domestically and abroad, Tsukamoto is best known for his body horror/cyberpunk film Tetsuo: The Iron Man (1989), which is considered the defining film of the Japanese Cyberpunk movement, as well as for its companion pieces Tetsuo II: Body Hammer (1992) and Tetsuo: The Bullet Man (2009).

His other films include Tokyo Fist (1995), Bullet Ballet (1998), A Snake of June (2002), Vital (2004), Kotoko (2011) and Killing (2018).

In addition to starring in almost all his films, Tsukamoto has also appeared as an actor in films by other directors, including Martin Scorsese, Takashi Miike and Hideaki Anno. He has been cited as an influence on popular western filmmakers such as Quentin Tarantino, David Fincher, Darren Aronofsky and The Wachowskis.