* Serj Tankian is an atheist. He has stated that he does not believe in a higher power and that he sees religion as a form of control.
* Daron Malakian is an Armenian Christian. He was raised in a Christian household and has spoken about his faith in interviews.
* Shavo Odadjian is an Armenian Christian. He has also spoken about his faith in interviews.
* John Dolmayan is an Armenian Apostolic Christian. He has spoken about his faith in interviews and has even written songs about his beliefs.
System of a Down's music often reflects the band members' religious beliefs. For example, the song "Holy Mountains" is about the importance of spirituality, and the song "Lost in Hollywood" criticizes the materialism and superficiality of Hollywood.
Ultimately, the religious beliefs of the members of System of a Down are complex and multifaceted. They reflect the diversity of beliefs that exist within the Armenian-American community and the wider world.