MAJOR RELIGIONS OF THE WORLD

Ranked by Number of Adherents :

1. Christianity : 2.1 billion

2. Islam : 1.5 billion  
3. Secular/Nonreligious/Agnostic/Atheistt: 1.1 billion
4. Hinduism : 900 million          

5. Chinese traditional religion: 394 million
6. Buddhism : 376 million

7. Primal-indigenous: 300 million
8. African Traditional & Diasporic: 100 million
9. Sikhism: 23 million

10.Juche : 19 million

11.Spiritism : 15 million
12.Judaism : 14 million

13.Baha'i : 7 million

14.Jainism: 4.2 million

15.Shinto : 4 million

16.Cao Dai : 4 million

17.Zoroastrianism : 2.6 million

18.Tenrikyo : 2 million

19.Neo-Paganism : 1 million
20.Unitarian-Universalism : 800 thousand

21.Rastafarianism : 600 thousand

22.Scientology : 500 thousand