Kim Althea Gordon is an American musician, singer and songwriter, best known as the bassist, guitarist, and vocalist of alternative rock band Sonic Youth. Born in Rochester, New York, she was raised in Los Angeles, California, where her father was a professor at the University of California, Los Angeles. After graduating from Los Angeles's Otis College of Art and Design, she moved to New York City to begin an art career. There, she formed Sonic Youth with Thurston Moore in 1981. She and Moore married in 1984, and the band released a total of six albums on independent labels before the end of the 1980s. They would subsequently release nine studio albums on the major label DGC Records, beginning with Goo in 1990. Gordon was also a founding member of the musical project Free Kitten, which she formed with Julia Cafritz in 1993.

Sonic Youth was an American rock band based in New York City and formed in 1981. Founding members Kim Gordon, Thurston Moore and Lee Ranaldo remained together for the entire history of the band, while Steve Shelley (drums) followed a series of short-term drummers in 1985, rounding out the core line-up. Jim O'Rourke was also a member of the band from 1999 to 2005, and Mark Ibold was a member from 2006 to 2011.