John Dolmayan is a Lebanese-American musician best known as the drummer for the rock band System of a Down. Born on July 15, 1973, in Beirut, Lebanon, he moved to the United States during the Lebanese Civil War. Dolmayan joined the band in 1995, contributing to their unique sound that blends heavy metal with Armenian folk music. In addition to his work with System of a Down, Dolmayan has been involved in various side projects and collaborations. He is also known for his interests in business and politics, often sharing his views on social media platforms.