Serj Tankian (Armenian: (ˈsɛɾʒ thɑnˈkjɑn); born August 21, 1967) is a Lebanese - born Armenian - American singer - songwriter, composer, multi-instrumentalist, record producer, poet and political activist. He is best known as the lead vocalist, songwriter, keyboardist, and occasional live rhythm guitarist of the alternative metal band System of a Down, formed in 1994.
who's the lead singer of system of a down
Serj Tankian