Serj Tankian ( TAHN-kee-ən, Western Armenian: Սերժ Թանգեան pronounced [sɛɾʒ tʰɑŋkʰˈjɑn]; born August 21, 1967) is an Armenian-American musician. He is best known as the lead vocalist of the heavy metal band System of a Down, which was formed in 1994.
Tankian has released five albums with System of a Down (System of a Down, Toxicity, Steal This Album!, Mezmerize, Hypnotize) and five solo albums (Elect the Dead, Imperfect Harmonies, Harakiri, Orca, and Elasticity), as well as collaborating with musicians such as rapper Tech N9ne and folk singer Arto Tunçboyacıyan.