Worth Dying For is the fifteenth book in the Jack Reacher series of thrillers written by Lee Child. It was published on 30 September 2010 in the United Kingdom and was published on 19 October 2010 in the USA. It is written in the third person.

Jack Reacher is the protagonist of a series of crime thriller novels by British author Lee Child, a 2012 film adaptation, its 2016 sequel, and a television series on Amazon Prime Video. In the stories, Jack Reacher was a major in the US Army's military police. After leaving the army, Reacher roamed the United States, taking odd jobs investigating suspicious and dangerous situations.