The language of Iran is called Farsi and most Iranians are Shiite Muslims, although this is not an exclusively Iranian version of Islam as it is also practiced in Bahrain, Syria, Azerbaijan, and several other countries.
iran,iraq mainly..
religion: Shi'a Islam language: Farsi
Shi'aa.The majority or 90% of all Muslims in Iran are Shiites. Shi'a Islam is the official state religion of Iran. Sunni and Sufi only represent 9%of the Muslims there.
Shiites. refer to the related question listed below for more infomation.
No, Islam began in Mecca city in current Saudi Arabia country. but later Iran absorbed Islam and highly supported and developed it. Islam is Iran is Shia Islam and in Saudi Arabia is mostly Sunni Islam.
Shiite Islam dominates in Iran. Lebanon is split evenly (27%-27%) between Shiites and Sunnis (including Alawites under the term "Shiite"). The remainder of the Lebanese population is Christian, Druze, or religions that are less than 1% of the Lebanese population.
Shia Islam.
Zoroastrianism was the main religion of Persia (Iran) before the arrival of Islam. Islam is the religion of Muslims. There are still some followers of Zoroastrianism in Iran as well as in Karachi in Pakistan and Mumbai in India. They are called Parsis. Iranian Muslims now mainly follow the Shia branch of Islam. They do not follow the main traditions of Zoroastrianism. It is possible that the Zoroastrian past of Iran has left some traces in modern Iranian culture.
Shia Islam. near 90% are Shia Muslim. Iran is the largest Shia Islam country in world. Iran is the center and axis of Shia Islam.
Bahai faith is not a branch of Islam nor a sect of it. It is a religion that initiated few decades back and is derived from Islam basically. Many of it's teachings are derived from Islam and it is said to compile the world's faith in some manner.
Islam
No, Islam is the major religion in Iran.