From Wikipedia, the free encyclopedia. Serj Tankian (born August 21, 1967) is an 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 Grammy Award-winning rock band, System of a Down. During his musical career, Tankian has released five albums with System of a Down, one with Arto Tunçboyacıyan (Serart), a…
