Facts tagged with official languages | page 4
- San Marino - Official Language(s): Italian
- São Tomé and Príncipe - Official Language(s): Portuguese
- Saudi Arabia - Official Language(s): Arabic
- Senegal - Official Language(s): French, Jola-Fogny (national), Mandinka (national), Pulaar (national), Serer-Sine (national), Wolof (national)
- Serbia - Official Language(s): Serbian (statewide), and some other languages in some territories.
- Seychelles - Official Language(s): English, French, Seychellois Creole
- Sierra Leone - Official Language(s): English
- Singapore - Official Language(s): English, Malay (national), Chinese, Tamil
- Slovakia - Official Language(s): Slovak
- Slovenia - Official Language(s): Slovene (statewide), Hungarian/Italian/Serbo-Croatian in some territories.
- Solomon Islands - Official Language(s): English
- Somalia - Official Language(s): Somali (national)., Arabic
- South Africa - Official Language(s): Afrikaans, English, Southern Ndebele, Northern Sotho, Sotho, Swazi, Tsonga, Tswana, Venda, Xhosa, Zulu
- Spain - Official Language(s): Spanish (statewide), and some other languages in some territories.
- Sri Lanka - Official Language(s): Sinhala (national), Tamil
- Sudan - Official Language(s): Arabic, English
- Suriname - Official Language(s): Dutch
- Swaziland - Official Language(s): English, Swazi
- Sweden - Official Language(s): Swedish, and some other languages like Finnish, Meänkieli, Romani in some territories.
- Switzerland - Official Language(s): German, French, Italian, Romansh
- Syria - Official Language(s): Arabic
- Tajikistan - Official Language(s): Tajik (national), Russian (for interethnic communication)
- Tanzania - Official Language(s): Swahili (national), English
- Thailand - Official Language(s): Thai
- Togo - Official Language(s): French
- Tonga - Official Language(s): English, Tongan (national)
- Trinidad and Tobago - Official Language(s): English
- Tunisia - Official Language(s): Arabic (national), French
- Turkey - Official Language(s): Turkish
- Turkmenistan - Official Language(s): Turkmen (national), Russian (for interethnic communication)
- Tuvalu - Official Language(s): English, Tuvaluan (national)
- Uganda - Official Language(s): English, Swahili
- Ukraine - Official Language(s): Ukrainian, Russian (regional), Crimean Tatar (regional)
- United Arab Emirates - Official Language(s): Arabic
- United Kingdom - Official Language(s): English, and some other languages in some territories.
- United States - Official Language(s): English (de facto)
- Uruguay - Official Language(s): Spanish
- Uzbekistan - Official Language(s): Uzbek (national), Russian (for interethnic communication)
- Vanuatu - Official Language(s): Bislama (national), English, French
- Vatican City - Official Language(s): Italian (de facto).
- Venezuela - Official Language(s): Spanish
- Vietnam - Official Language(s): Vietnamese
- Yemen - Official Language(s): Arabic
- Zambia - Official Language(s): English
- Zimbabwe - Official Language(s): English, Shona, Northern Ndebele
- Palestine - Official Language(s): Arabic
- Republic of China - Official Language(s): Mandarin Chinese, Taiwanese (regional)
- Sahrawi Arab Democratic Republic - Official Language(s): Arabic, Spanish