Official language in the world
- Most official language in the world
- Most spoken official language in the world
- Official language world map
- Official language of world bank
- Official oldest language in the world
- First official language in the world
- Youngest official language in the world
- Second official language in the world
- Best official language in the world
- Largest official language in the world
- How many official language in the world
- English as official language in the world
- Least spoken official language in the world
- List of official language in the world
- Number one official language in the world