The World: Population - Age 0-4 (2019) - Top 100+
| Rank | Country | Population | Year | |
|---|---|---|---|---|
| 28. | Niger | 4,251,818 | 2019 | |
| 27. | South Africa | 4,284,484 | 2019 | |
| 26. | Madagascar | 4,308,283 | 2019 | |
| 25. | Mozambique | 4,631,992 | 2019 | |
| 24. | Japan | 4,879,999 | 2019 | |
| 23. | Myanmar | 4,930,747 | 2019 | |
| 22. | Kenya | 5,531,359 | 2019 | |
| 21. | Afghanistan | 5,574,129 | 2019 | |
| 20. | Tanzania | 6,151,944 | 2019 | |
| 19. | Turkey | 6,599,579 | 2019 | |
| 18. | Russia | 6,727,043 | 2019 | |
| 17. | Iran | 6,980,945 | 2019 | |
| 16. | Vietnam | 7,298,713 | 2019 | |
| 15. | Sudan | 8,080,077 | 2019 | |
| 14. | Uganda | 9,130,961 | 2019 | |
| 13. | Egypt | 9,868,434 | 2019 | |
| 12. | Mexico | 10,436,444 | 2019 | |
| 11. | Democratic Republic of the Congo | 12,733,745 | 2019 | |
| 10. | Philippines | 12,898,052 | 2019 | |
| 9. | Bangladesh | 17,092,600 | 2019 | |
| 8. | Brazil | 17,209,646 | 2019 | |
| 7. | Ethiopia | 20,449,246 | 2019 | |
| 6. | Indonesia | 20,744,556 | 2019 | |
| 5. | Pakistan | 21,096,708 | 2019 | |
| 4. | United States of America | 22,282,724 | 2019 | |
| 3. | Nigeria | 32,418,974 | 2019 | |
| 2. | China | 79,463,448 | 2019 | |
| 1. | India | 116,492,784 | 2019 |
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