| United States |  | Judaism | Protestant 51.3%, Roman Catholic 23.9%, Mormon 1.7%, other Christian 1.6%, Jewish 1.7%, Buddhist 0.7%, Muslim 0.6%, other or unspecified 2.5%, unaffiliated 12.1%, none 4% (2007 est.) |
| Argentina |  | Judaism | nominally Roman Catholic 92% (less than 20% practicing), Protestant 2%, Jewish 2%, other 4% |
| Algeria |  | Judaism | Sunni Muslim (state religion) 99%, Christian and Jewish 1% |
| Iran |  | Judaism | Muslim 98% (Shia 89%, Sunni 9%), other (includes Zoroastrian, Jewish, Christian, and Baha'i) 2% |
| France |  | Judaism | Roman Catholic 83%-88%, Protestant 2%, Jewish 1%, Muslim 5%-10%, unaffiliated 4% overseas departments: Roman Catholic, Protestant, Hindu, Muslim, Buddhist, pagan |
| Ukraine |  | Judaism | Ukrainian Orthodox - Kyiv Patriarchate 50.4%, Ukrainian Orthodox - Moscow Patriarchate 26.1%, Ukrainian Greek Catholic 8%, Ukrainian Autocephalous Orthodox 7.2%, Roman Catholic 2.2%, Protestant 2.2%, Jewish 0.6%, other 3.2% (2006 est.) |
| Yemen |  | Judaism | Muslim including Shaf'i (Sunni) and Zaydi (Shia), small numbers of Jewish, Christian, and Hindu |
| Sweden |  | Judaism | Lutheran 87%, other (includes Roman Catholic, Orthodox, Baptist, Muslim, Jewish, and Buddhist) 13% |
| Morocco |  | Judaism | Muslim 98.7%, Christian 1.1%, Jewish 0.2% |
| Italy |  | Judaism | Roman Catholic 90% (approximately;about one-third practicing), other 10% (includes mature Protestant and Jewish communities and a growing Muslim immigrant community) |
| Belarus |  | Judaism | Eastern Orthodox 80%, other (including Roman Catholic, Protestant, Jewish, and Muslim) 20% (1997 est.) |
| Syria |  | Judaism | Sunni Muslim 74%, other Muslim (includes Alawite, Druze) 16%, Christian (various denominations) 10%, Jewish (tiny communities in Damascus, Al Qamishli, and Aleppo) |
| Uruguay |  | Judaism | Roman Catholic 47.1%, non-Catholic Christians 11.1%, nondenominational 23.2%, Jewish 0.3%, atheist or agnostic 17.2%, other 1.1% (2006) |
| Tunisia |  | Judaism | Muslim 98%, Christian 1%, Jewish and other 1% |
| Moldova |  | Judaism | Eastern Orthodox 98%, Jewish 1.5%, Baptist and other 0.5% (2000) |
| Israel |  | Judaism | Jewish 76.4%, Muslim 16%, Arab Christians 1.7%, other Christian 0.4%, Druze 1.6%, unspecified 3.9% (2004) |
| Swaziland |  | Judaism | Zionist 40% (a blend of Christianity and indigenous ancestral worship), Roman Catholic 20%, Muslim 10%, other (includes Anglican, Bahai, Methodist, Mormon, Jewish) 30% |
| West Bank |  | Judaism | Muslim 75% (predominantly Sunni), Jewish 17%, Christian and other 8% |
| Luxembourg |  | Judaism | Roman Catholic 87%, other (includes Protestant, Jewish, and Muslim) 13% (2000) |
| Netherlands Antilles |  | Judaism | Roman Catholic 72%, Pentecostal 4.9%, Protestant 3.5%, Seventh-Day Adventist 3.1%, Methodist 2.9%, Jehovah's Witnesses 1.7%, other Christian 4.2%, Jewish 1.3%, other or unspecified 1.2%, none 5.2% (2001 census) |
| Aruba |  | Judaism | Roman Catholic 80.8%, Evangelist 4.1%, Protestant 2.5%, Jehovah's Witnesses 1.5%, Methodist 1.2%, Jewish 0.2%, other 5.1%, none or unspecified 4.6% |
| Gibraltar |  | Judaism | Roman Catholic 78.1%, Church of England 7%, other Christian 3.2%, Muslim 4%, Jewish 2.1%, Hindu 1.8%, other or unspecified 0.9%, none 2.9% (2001 census) |
| EU |  | Judaism | Roman Catholic, Protestant, Orthodox, Muslim, Jewish |