By tradition the Kazaks are Sunni Muslims of the Hanafi school, and the Russians are Russian Orthodox.
According to a 2009 national census, 70.2% of Kazakhstan's population is Muslim, 20.6% Christian, 0.1% Buddhists, 0.2% others (mostly Jews), and 2.8% non-believers, while 0.5% chose to not to answer.
Sunni Islam is the largest branch of Islam; People of the tradition of Muhammad and the community for short; in English, they are known as Sunni Muslims, Sunnis or Sunnites.
The Russian Orthodox Church or, alternatively, the Moscow Patriarchate also known as the Orthodox Christian Church of Russia, is a body of Christians who constitute an autocephalous Eastern Orthodox Church under the jurisdiction of the Patriarch of Moscow, in communion with the other Eastern Orthodox Churches.
Buddhism is a religion and philosophy encompassing a variety of traditions, beliefs and practices, largely based on teachings attributed to Siddhartha Gautama, commonly known as the Buddha.