Harry Potter an the Prisoner of Azkaban is the third novel in the Harry Potter series written by J. K. Rowling. The book was published on 8 July 1999. The novel won both the 1999 Costa Book Awards and the Bram Stoker Award, and was short-listed for other awards, placing it among the most-honoured works of fantasy in recent history. A film based on the book was released on 31 May 2004, in the United Kingdom and June 4, 2004 in the U.S. and many other countries.