| Rank | Country | Manpower available for military service |
| 1 | China | 385,821,088 |  |
| 2 | India | 319,129,408 |  |
| 3 | United States | 73,270,040 |  |
| 4 | Indonesia | 65,847,172 |  |
| 5 | Brazil | 53,350,704 |  |
| 6 | Pakistan | 48,453,304 |  |
| 7 | Nigeria | 37,087,712 |  |
| 8 | Bangladesh | 36,520,492 |  |
| 9 | Russia | 34,132,156 |  |
| 10 | Mexico | 28,815,506 |  |
| 11 | Japan | 27,301,444 |  |
| 12 | Vietnam | 25,649,738 |  |
| 13 | Philippines | 25,614,136 |  |
| 14 | Iran | 23,619,216 |  |
| 15 | Turkey | 21,079,076 |  |
| 16 | Egypt | 21,012,200 |  |
| 17 | Ethiopia | 19,067,500 |  |
| 18 | Germany | 18,529,300 |  |
| 19 | Thailand | 17,689,920 |  |
| 20 | Congo, Democratic Republic of the | 15,980,106 |  |
| 21 | United Kingdom | 14,856,917 |  |
| 22 | Burma | 14,747,845 |  |
| 23 | France | 14,563,662 |  |
| 24 | Italy | 13,865,688 |  |
| 25 | South Africa | 13,439,781 |  |
| 26 | Korea, South | 13,185,794 |  |
| 27 | Spain | 11,759,557 |  |
| 28 | Colombia | 11,692,647 |  |
| 29 | Ukraine | 10,984,394 |  |
| 30 | Sudan | 10,433,973 |  |
| 31 | Algeria | 10,273,129 |  |
| 32 | Argentina | 10,038,967 |  |
| 33 | Tanzania | 9,985,445 |  |
| 34 | Kenya | 9,768,140 |  |
| 35 | Poland | 9,531,855 |  |
| 36 | Saudi Arabia | 8,644,522 |  |
| 37 | Morocco | 8,252,682 |  |
| 38 | Canada | 8,031,266 |  |
| 39 | Uzbekistan | 7,887,292 |  |
| 40 | Iraq | 7,767,329 |  |
| 41 | Malaysia | 7,501,518 |  |
| 42 | Peru | 7,385,588 |  |
| 43 | Uganda | 7,249,271 |  |
| 44 | Afghanistan | 7,056,339 |  |
| 45 | Venezuela | 7,013,854 |  |
| 46 | Nepal | 6,941,152 |  |
| 47 | Korea, North | 6,515,279 |  |
| 48 | Ghana | 6,268,191 |  |
| 49 | Taiwan | 6,183,567 |  |
| 50 | Syria | 5,889,837 |  |