This is a list of American films released in 2009.

Box office The highest-grossing American films released in 2009, by domestic box office gross revenue, are as follows:

+Highest-grossing films of 2009 Rank Title Distributor Domestic gross 1 Avatar 20th Century Fox $749,766,139 2 Transformers: Revenge of the Fallen Paramount Pictures $402,111,870 3 Harry Potter and the Half-Blood Prince Warner Bros. Pictures $301,959,197 4 The Twilight Saga: New Moon Summit Entertainment $296,623,634 5 Up Disney $293,004,164 6 The Hangover Warner Bros. Pictures $277,322,503 7 Star Trek Paramount Pictures $257,730,019 8 The Blind Side Warner Bros. Pictures $255,959,475 9 Alvin and the Chipmunks: The Squeakquel 20th Century Fox $219,614,612 10 Sherlock Holmes Warner Bros. Pictures $209,028,679

January–March