| Country | Religions |
| Austria | Roman Catholic 73.6%, Protestant 4.7%, Muslim 4.2%, other 3.5%, unspecified 2%, none 12% (2001 census) |
| Azerbaijan | Muslim 93.4%, Russian Orthodox 2.5%, Armenian Orthodox 2.3%, other 1.8% (1995 est.) note: religious affiliation is still nominal in Azerbaijan; percentages for actual practicing adherents are much lower |
| Bahamas, The | Protestant 67.6% (Baptist 35.4%, Anglican 15.1%, Pentecostal 8.1%, Church of God 4.8%, Methodist 4.2%), Roman Catholic 13.5%, other Christian 15.2%, none or unspecified 2.9%, other 0.8% (2000 census) |
| Bahrain | Muslim (Shia and Sunni) 81.2%, Christian 9%, other 9.8% (2001 census) |
| Bangladesh | Muslim 89.5%, Hindu 9.6%, other 0.9% (2004) |
| Barbados | Protestant 63.4% (Anglican 28.3%, Pentecostal 18.7%, Methodist 5.1%, other 11.3%), Roman Catholic 4.2%, other Christian 7%, other 4.8%, none or unspecified 20.6% (2008 est.) |
| Belarus | Eastern Orthodox 80%, other (including Roman Catholic, Protestant, Jewish, and Muslim) 20% (1997 est.) |
| Belgium | Roman Catholic 75%, other (includes Protestant) 25% |
| Belize | Roman Catholic 49.6%, Protestant 25.5% (Pentecostal 7.4%, Anglican 5.3%, Seventh-Day Adventist 5.2%, Mennonite 4.1%, Methodist 3.5%), Jehovah's Witnesses 1.5%, other 14%, none 9.4% (2000) |
| Benin | Catholic 27.1%, Muslim 24.4%, Vodoun 17.3%, Protestant 10.4% (Celestial 5%, Methodist 3.2%, other Protestant 2.2%), other Christian 5.3%, other 15.5% (2002 census) |
| Bermuda | Protestant 52% (Anglican 23%, African Methodist Episcopal 11%, other Protestant 18%), Roman Catholic 15%, other 12%, unaffiliated 6%, unspecified 1%, none 14% (2000 census) |
| Bhutan | Lamaistic Buddhist 75%, Indian- and Nepalese-influenced Hinduism 25% |
| Bolivia | Roman Catholic 95%, Protestant (Evangelical Methodist) 5% |
| Bosnia and Herzegovina | Muslim 40%, Orthodox 31%, Roman Catholic 15%, other 14% |
| Botswana | Christian 71.6%, Badimo 6%, other 1.4%, unspecified 0.4%, none 20.6% (2001 census) |
| Bouvet Island | void |
| Brazil | Roman Catholic (nominal) 73.6%, Protestant 15.4%, Spiritualist 1.3%, Bantu/voodoo 0.3%, other 1.8%, unspecified 0.2%, none 7.4% (2000 census) |
| British Indian Ocean Territory | void |
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This page was last updated on 3 February, 2012 |
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