| rank |
country |
population
1950 |
| 1. |
China |
562,579,779 |
| 2. |
India |
369,880,000 |
| 3. |
USA |
152,271,000 |
| 4. |
Russia |
101,936,816 |
| 5. |
Japan |
83,805,000 |
| 6. |
Indonesia |
82,978,392 |
| 7. |
Germany |
68,374,572 |
| 8. |
Brazil |
53,443,075 |
| 9. |
UK |
50,127,000 |
| 10. |
Italy |
47,105,000 |
| 11. |
Bangladesh |
45,645,964 |
| 12. |
France |
42,517,690 |
| 13. |
Pakistan |
39,448,232 |
| 14. |
Ukraine |
36,774,854 |
| 15. |
Nigeria |
31,796,939 |
| 16. |
Mexico |
28,485,180 |
| 17. |
Spain |
28,062,963 |
| 18. |
Vietnam |
25,348,144 |
| 19. |
Poland |
24,824,000 |
| 20. |
Egypt |
21,197,691 |
| 21. |
Philippines |
21,131,264 |
| 22. |
Turkey |
21,121,639 |
| 23. |
Korea, South |
20,845,771 |
| 24. |
Ethiopia |
20,174,562 |
| 25. |
Thailand |
20,041,628 |
| 26. |
Burma |
19,487,657 |
| 27. |
Argentina |
17,150,336 |
| 28. |
Iran |
16,357,000 |
| 29. |
Romania |
16,311,000 |
| 30. |
Canada |
14,011,422 |
|
| rank |
country |
population
2010 |
| 1. |
China |
1,347,563,498 |
| 2. |
India |
1,184,090,490 |
| 3. |
USA |
309,162,581 |
| 4. |
Indonesia |
242,968,342 |
| 5. |
Brazil |
201,103,330 |
| 6. |
Pakistan |
179,659,223 |
| 7. |
Bangladesh |
159,765,367 |
| 8. |
Nigeria |
152,217,341 |
| 9. |
Russia |
139,390,205 |
| 10. |
Japan |
126,804,433 |
| 11. |
Mexico |
112,468,855 |
| 12. |
Philippines |
99,900,177 |
| 13. |
Ethiopia |
88,013,491 |
| 14. |
Vietnam |
87,814,053 |
| 15. |
Egypt |
84,440,272 |
| 16. |
Germany |
82,282,988 |
| 17. |
Turkey |
73,322,470 |
| 18. |
Congo, DR |
70,916,439 |
| 19. |
Iran |
67,037,517 |
| 20. |
Thailand |
66,303,290 |
| 21. |
France |
64,768,389 |
| 22. |
UK |
61,284,806 |
| 23. |
Italy |
58,090,681 |
| 24. |
South Africa |
49,109,107 |
| 25. |
Korea, South |
48,636,068 |
| 26. |
Burma |
48,510,799 |
| 27. |
Colombia |
46,270,565 |
| 28. |
Ukraine |
45,415,596 |
| 29. |
Sudan |
41,980,182 |
| 30. |
Tanzania |
41,892,895 |
|
| rank |
country |
population
2050 |
| 1. |
India |
1,807,878,574 |
| 2. |
China |
1,424,161,948 |
| 3. |
USA |
420,080,587 |
| 4. |
Indonesia |
313,020,847 |
| 5. |
Pakistan |
295,224,598 |
| 6. |
Bangladesh |
279,955,405 |
| 7. |
Ethiopia |
278,283,137 |
| 8. |
Nigeria |
264,262,405 |
| 9. |
Brazil |
260,692,493 |
| 10. |
Congo, DR |
189,310,849 |
| 11. |
Philippines |
171,964,187 |
| 12. |
Mexico |
147,907,650 |
| 13. |
Uganda |
128,007,514 |
| 14. |
Egypt |
127,563,256 |
| 15. |
Russia |
109,187,353 |
| 16. |
Vietnam |
107,772,641 |
| 17. |
Japan |
93,673,826 |
| 18. |
Sudan |
88,227,761 |
| 19. |
Turkey |
86,473,786 |
| 20. |
Afghanistan |
81,933,479 |
| 21. |
Iran |
81,490,039 |
| 22. |
Germany |
73,607,121 |
| 23. |
Yemen |
71,278,172 |
| 24. |
France |
69,768,223 |
| 25. |
Thailand |
69,268,817 |
| 26. |
Tanzania |
66,843,312 |
| 27. |
Kenya |
65,175,864 |
| 28. |
Colombia |
64,977,344 |
| 29. |
UK |
63,977,435 |
| 30. |
Madagascar |
56,513,827 |
|