- Christianity - 2.4 billion (31.4%): Europe, North America, Latin America, Africa, Oceania, the Philippines
- Islam - 1.9 billion (25.1%): North Africa, Middle East, Central Asia, Malaysia, Indonesia
- Hinduism - 1.2 billion (15.3%): India, Nepal, Mauritius, Fiji, Guyana Buddhism - 505 million (6.7%): Far East (South East Asia), Mongolia, Sri Lanka
- Traditional African religions - 405 million (5.3%): Sub-Saharan Africa, Caribbean
- Taoism, Confucianism, Chinese cults - 395 million (5.2%): China, Taiwan, Hong Kong, Macau
- Sikhism - 23 million (0.3%): India (Punjab), United Kingdom, Canada
- Judaism -14 million (0.2%): Israel, USA, Canada, Europe, Oceania
Religions of today's world
The missionary bulletin Cagliero11 published a forum on religions in the world, highlighting some of the main data. In particular, the statistics and the main places of diffusion are specified.