Saint Pierre and Miquelon:
Roman Catholic 99%

Saint Vincent and the Grenadines:
Anglican 47%, Methodist 28%, Roman
Catholic 13%, Seventh-Day Adventist, Hindu, other Protestant

Samoa:
Christian 99.7% (about one-half of population associated with
the London Missionary Society; includes Congregational, Roman
Catholic, Methodist, Latter-Day Saints, Seventh-Day Adventist)

San Marino:
Roman Catholic

Sao Tome and Principe:
Christian 80% (Roman Catholic, Evangelical
Protestant, Seventh-Day Adventist)

Saudi Arabia:
Muslim 100%

Senegal:
Muslim 92%, indigenous beliefs 6%, Christian 2% (mostly
Roman Catholic)

Seychelles:
Roman Catholic 90%, Anglican 8%, other 2%

Sierra Leone:
Muslim 60%, indigenous beliefs 30%, Christian 10%

Singapore:
Buddhist (Chinese), Muslim (Malays), Christian, Hindu,
Sikh, Taoist, Confucianist