Name of drumer system a down?

John Dolmayan is the drummer for System of a Down. He is of Armenian descent and was born on July 15, 1973 in Beirut, Lebanon. Dolmayan began playing drums at a young age and was influenced by a variety of drummers, including Gene Hoglan, Lars Ulrich, and Joey Jordison. He joined System of a Down in 1997 and has been with the band ever since. Dolmayan is known for his powerful and aggressive drumming style, which has helped to define the sound of System of a Down.