Bud White is a fictional character from the novel "L.A. Confidential," written by James Ellroy. He is a tough and dedicated police officer in 1950s Los Angeles, known for his strong sense of justice and willingness to use violence to achieve it. Bud is often seen as a complex character, struggling with his own moral code while navigating the corruption within the police force. In the story, Bud forms a partnership with fellow officer Ed Exley and becomes involved in a murder investigation that reveals deep-seated corruption in the city. His character is portrayed in the 1997 film adaptation, where he is played by actor Russell Crowe.