What is the main religion in Saudi Arabia?

Answer 1

Saudi Arabia is the birthplace of the Islamic faith. Additionally, all faiths other than Sunni Islam are illegal in Saudi Arabia.

Answer 2

Islam is the only religion which is permitted in Saudi Arabia. The practice of any other religion is forbidden as it is the home and origin of Islam.

Answer 3

In Saudi Arabia most people are Muslim. The holiest site of Islam, the Grand Mosque of Mecca is also located in Saudi Arabia.
In Saudi Arabia there is only one religion which is Islam

Answer 4

Muslim, Islam, Mohammeden. Different names for the same religion. Favoured by the Arab races.

Answer 5

The majority of Saudi Arabians are Sunni Muslims because Saudi Arabia is an Islamic theocracy.

Answer 6

Islam

near 80% sunni Muslims

and near 20% Shia Muslims

also the main base of Wahhabism ( an branch of sunni Islam) is in Saudi Arabia

Answer 7

Islam, although admittedly, that religion's popularity is helped by the fact that all other religions are illegal.

Answer 8

Islam.