Christopher A. Chaney is an American musician. He is best known as the former bass guitarist of the alternative rock band Jane's Addiction, with whom he recorded two studio albums, and as a member of Alanis Morissette's touring and recording band for six years. He has previously been a member of Taylor Hawkins and the Coattail Riders and Camp Freddy. In 2024, Chaney was announced as the touring bass guitarist for AC/DC, replacing longstanding member Cliff Williams on the band's Power Up Tour.

Jane's Addiction is an American rock band from Los Angeles, formed in 1985. The band consists of vocalist Perry Farrell, guitarist Dave Navarro, drummer Stephen Perkins and bassist Eric Avery. Jane's Addiction was one of the first bands from the early 1990s alternative rock movement to gain both mainstream media attention and commercial success in the United States.