Christopher John Cornell (né Boyle; July 20, 1964 – May 18, 2017) was an American singer, songwriter, and musician best known as the lead vocalist and rhythm guitarist for the rock bands Soundgarden and Audioslave. He also had a solo career and contributed to soundtracks. Cornell was also the founder and frontman of Temple of the Dog, a one-off tribute band dedicated to his late friend Andrew Wood.