Answer
The three main and most known Religions in the world are:
Christianity- a total of around 2 billion followers
Islam- around 1 billion and two-hundred and fifty followers
Judaism- Near fourteen million people
Answer
According to Adherents.com, the three major world religions are:
The oldest organized religion is Hinduism, which dates back to 1,500 BCE, when the Vedas, the sacred texts of Hinduism, were written.
This is followed by Judaism (1400 BCE) and Modern paganism, which is based on the Celtic religion, which had its origin about 1000 BCE.
The first three religions in monotheistic if that is what you mean is Judaism Islam Christianity
In sheer numbers, the three major world religions would be Christianity, Islam, and Hinduism. Judaism ranks 12th in its number of adherents.
The 3 main religions are christianity, islam, and hinduism.
The three great religions are Christianity, Islamic and Judaism
The Three main religions of the world are Islam, Judaism and Christianity. They are all Abrahamic religions.
Shintoism, Buddhism,and Confucianism are the three main religions in Japan.
   
The three most popular religions in the world are Christianity, Islam, and Hinduism. Christianity is the largest, followed by Islam and then Hinduism.
The five main world religions are Christianity, Judaism, Muslim , Hindu, and Buddhism.
If you mean Taoism, then one of the other religions is Budhaism.
Judaism, Christianity, & Islam.
Judaism, Christianity and Islam
jewish, christian, and islamic
Islam, Buddhism, Catholicism.
They have three main religions Christianity, Islam, and African religion.
There are hundreds of religions in the world. The main religions per number of religion believers are:ChristianityIslamBuddhismHinduismSikhism