Silent Hill 4: The Room © is a survival horror video game, the fourth installment in the Silent Hill series, published by Konami and developed by Team Silent, a production group within Konami Computer Entertainment Tokyo. The game was released in Japan in June 2004 and in North America and Europe in September of the same year. Silent Hill 4 was released for the PlayStation 2, Xbox and Microsoft Windows. Its soundtrack was released at the same time. In 2012, it was released on the Japanese PlayStation Network.

Unlike the previous installments, which were set primarily in the town of Silent Hill, this game is set in the fictional town of South Ashfield, and follows Henry Townshend as he attempts to escape from his locked-down apartment. During the course of the game, Henry explores a series of supernatural worlds and finds himself in conflict with an undead serial killer.

Silent Hill 4 features an altered gameplay style with third-person navigation and plot elements taken from previous installments. Upon its release, the game received generally positive critical reaction, and its departure from the typical features of the series received a range of reactions.