John Powell is an English composer best known for his film scores. He has been based in Los Angeles since 1997 and has composed the scores to over 70 feature films. He is best known for composing the scores for films such as Face/Off, the Bourne film series, the Happy Feet films, United 93, X-Men: The Last Stand, Wicked and its upcoming sequel Wicked: For Good, Evolution, Dr. Seuss' The Lorax, Migration, Drumline, Hancock, The Call of the Wild, Bolt, eight Blue Sky Studios films, and nine DreamWorks Animation films.

His work on Happy Feet, Ferdinand and Solo: A Star Wars Story has earned him three Grammy nominations. He was nominated for two Academy Awards for How to Train Your Dragon and Wicked.

Powell was a member of Hans Zimmer's music studio, Remote Control Productions, and has collaborated frequently with other composers from the studio, including Harry Gregson-Williams on Antz, Chicken Run and Shrek and Zimmer himself on Chill Factor, The Road to El Dorado, and the first two Kung Fu Panda films.

He has also collaborated with film directors such as Carlos Saldanha, Dean DeBlois, Chris Sanders, Benjamin Renner, Chris Renaud, George Miller, John Woo, Ron Underwood, Doug Liman, Charles Stone III, Simon Otto, Jared Hess, and Paul Greengrass.