Who is a muslim?
A person who believes in and consciously follows Islam is called a Muslim, also from the same root word. So, the religion is called "Islam," and a person who believes in and follows it is a "Muslim."
Islam is a major world religion, with over 1 billion followers worldwide (1/5 of the world population). It is considered one of the Abrahamic, monotheistic faiths, along with Judaism and Christianity. Although usually associated with the Arabs of the Middle East, less than 10% of Muslims are in fact Arab. Muslims are found all over the world, of every nation, color and race.