Lists of countries and territories by official language
This is a list of lists of countries and territories by official language.
- List of countries and territories where Afrikaans or Dutch are official languages
- List of countries and territories where Arabic is an official language
- List of countries and territories where Chinese is an official language
- List of countries and territories where English is an official language
- List of countries and territories where French is an official language
- List of countries and territories where German is an official language
- List of countries and territories where Persian is an official language
- List of countries and territories where Romanian is an official language
- List of countries and territories where Russian is an official language
- List of countries and territories where Spanish is an official language
- List of countries and territories where Tamil is an official language
Other official languages
Hindustani
| Country | Region | Population | Status | |||||||||||||
 IndiaItalian
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Italy
Brunei
Brazil