The World: Population - Male - Age 20-24 (1980) - Top 100+
| Rank | Country | Population | Year | |
|---|---|---|---|---|
| 1. | United States of America | 10,702,344 | 1980 | |
| 2. | Indonesia | 6,772,685 | 1980 | |
| 3. | Brazil | 5,880,873 | 1980 | |
| 4. | Nigeria | 3,340,372 | 1980 | |
| 5. | Mexico | 3,046,951 | 1980 | |
| 6. | Philippines | 2,328,175 | 1980 | |
| 7. | Turkey | 2,066,302 | 1980 | |
| 8. | Ethiopia | 1,594,916 | 1980 | |
| 9. | Myanmar | 1,535,520 | 1980 | |
| 10. | Colombia | 1,358,112 | 1980 | |
| 11. | Democratic Republic of the Congo | 1,239,691 | 1980 | |
| 12. | Argentina | 1,151,326 | 1980 | |
| 13. | Tanzania | 710,762 | 1980 | |
| 14. | Afghanistan | 689,552 | 1980 | |
| 15. | Kenya | 677,324 | 1980 | |
| 16. | Nepal | 641,994 | 1980 | |
| 17. | Malaysia | 612,000 | 1980 | |
| 18. | Uganda | 522,031 | 1980 | |
| 19. | Mozambique | 517,870 | 1980 | |
| 20. | Ghana | 453,440 | 1980 | |
| 21. | Cameroon | 382,048 | 1980 | |
| 22. | Madagascar | 374,387 | 1980 | |
| 23. | Cote d'Ivoire | 336,885 | 1980 | |
| 24. | Angola | 318,482 | 1980 | |
| 25. | Dominican Republic | 281,691 | 1980 | |
| 26. | Malawi | 271,460 | 1980 | |
| 27. | Niger | 264,050 | 1980 | |
| 28. | Somalia | 254,470 | 1980 | |
| 29. | Zambia | 246,427 | 1980 | |
| 30. | Burkina Faso | 245,420 | 1980 | |
| 31. | Haiti | 243,787 | 1980 | |
| 32. | Mali | 243,700 | 1980 | |
| 33. | Rwanda | 239,959 | 1980 | |
| 34. | Senegal | 239,585 | 1980 | |
| 35. | Cambodia | 237,885 | 1980 | |
| 36. | Burundi | 195,697 | 1980 | |
| 37. | Guinea | 188,013 | 1980 | |
| 38. | Chad | 186,951 | 1980 | |
| 39. | Paraguay | 153,498 | 1980 | |
| 40. | Honduras | 149,178 | 1980 | |
| 41. | Lebanon | 143,045 | 1980 | |
| 42. | Papua New Guinea | 129,971 | 1980 | |
| 43. | Libya | 127,412 | 1980 | |
| 44. | Nicaragua | 127,196 | 1980 | |
| 45. | Benin | 122,712 | 1980 | |
| 46. | Sierra Leone | 115,850 | 1980 | |
| 47. | Central African Republic | 93,612 | 1980 | |
| 48. | Eritrea | 88,769 | 1980 | |
| 49. | Panama | 88,202 | 1980 | |
| 50. | Jordan | 83,449 | 1980 | |
| 51. | Liberia | 80,736 | 1980 | |
| 52. | Republic of Congo | 70,436 | 1980 | |
| 53. | Mauritania | 63,308 | 1980 | |
| 54. | Lesotho | 57,117 | 1980 | |
| 55. | Trinidad and Tobago | 56,875 | 1980 | |
| 56. | Namibia | 43,643 | 1980 | |
| 57. | Guyana | 36,516 | 1980 | |
| 58. | Gabon | 29,790 | 1980 | |
| 59. | Guinea-Bissau | 28,741 | 1980 | |
| 60. | Swaziland | 24,652 | 1980 | |
| 61. | Bhutan | 18,496 | 1980 | |
| 62. | Suriname | 15,854 | 1980 | |
| 63. | Djibouti | 14,700 | 1980 | |
| 64. | Barbados | 12,579 | 1980 | |
| 65. | Comoros | 11,564 | 1980 | |
| 66. | Cape Verde | 11,521 | 1980 | |
| 67. | The Bahamas | 9,666 | 1980 | |
| 68. | Solomon Islands | 9,309 | 1980 | |
| 69. | Belize | 6,231 | 1980 | |
| 70. | Vanuatu | 5,437 | 1980 | |
| 71. | Saint Lucia | 5,329 | 1980 | |
| 72. | Western Sahara | 5,165 | 1980 | |
| 73. | Seychelles | 3,335 | 1980 | |
| 74. | Saint Kitts and Nevis | 2,259 | 1980 | |
| 75. | Tuvalu | 313 | 1980 |
