Major religions of the World

                                                                                                

 

Ranked by Number of Adherents

(Size shown are approximate estimates, and are here mainly for the purpose of ordering the groups, not providing a definitive number. This list is sociological/statistical in perspective.)  

1- Christianity     (2 billion) 33%
2- Islam    (1.2 billion) 18%
3- Hinduism    (900 million) 16%
4- Secular/Nonreligious/Agnostic/Atheist     (900 million) 16%
5- Buddhism    (350 million) 6%
6- Chinese traditional religion  (225 million) 4%
7- primal-indigenous     (190 million) 4%
8- Yoruba religion (west Africa)   (20 million)
9- Juche (North Korea)       (19 million)
10- Sikhism (18 million)
11- Judaism (15 million)
12- Spiritism (14 million)
13- Babi & Baha'i faiths (6 million)
14- Jainism (India)     (4 million)
15- Shinto (Japan)    (4 million)
16- Cao Dai (Vietnam)     (3 million)
17- Tenrikyo (Japan)     (2.4 million)
18- Neo-Paganism (1 million)
19- Unitarian-Universalism(800 thousand)
20- Scientology (750 thousand)
21- Rastafarianism (Jamaica) (700,000)
22- Zoroastrianism (150 thousand)

From: Adherent.com