Which country is youngest?
Matthew Wilson
Updated on January 06, 2026
South Sudan (2011)
Unfortunately, even after gaining independence, civil wars continued in this young country until a recent peace agreement in 2020. Currently, South Sudan is the youngest country in the world.What are the top 10 youngest countries?
Top 10 Youngest Countries in the World (2021):
- South Sudan - 2011-07-09.
- Kosovo (still awaiting full recognition) - 2008-02-17.
- Serbia - 2006-07-05.
- Montenegro - 2006-06-03.
- East Timor - 2002-05-20.
- Palau - 1994-10-01.
- Eritrea - 1993-05-20.
- Slovakia - 1993-01-01 (tie)