Found 239 countries.
| Name | Continent | Population |
|---|---|---|
| Sudan | Africa | 29,490,000 |
| Suriname | South America | 417,000 |
| Svalbard and Jan Mayen | Europe | 3,200 |
| Swaziland | Africa | 1,008,000 |
| Sweden | Europe | 8,861,400 |
| Switzerland | Europe | 7,160,400 |
| Syria | Asia | 16,125,000 |
| Taiwan | Asia | 22,256,000 |
| Tajikistan | Asia | 6,188,000 |
| Tanzania | Africa | 33,517,000 |