The World: Population - Age 35-39 (2021) - Top 100+
| Rank | Country | Population | Year | |
|---|---|---|---|---|
| 185. | Mayotte | 12,342 | 2021 | |
| 158. | Mauritius | 97,863 | 2021 | |
| 137. | Mauritania | 250,903 | 2021 | |
| 198. | Marshall Islands | 6,487 | 2021 | |
| 175. | Malta | 29,473 | 2021 | |
| 72. | Mali | 956,715 | 2021 | |
| 174. | Maldives | 36,214 | 2021 | |
| 42. | Malaysia | 2,392,177 | 2021 | |
| 66. | Malawi | 1,152,681 | 2021 | |
| 55. | Madagascar | 1,607,673 | 2021 | |
| 147. | Macedonia | 161,102 | 2021 | |
| 166. | Macau | 52,965 | 2021 | |
| 173. | Luxembourg | 37,581 | 2021 | |
| 135. | Lithuania | 266,594 | 2021 | |
| 213. | Liechtenstein | 2,503 | 2021 | |
| 94. | Libya | 599,878 | 2021 | |
| 127. | Liberia | 300,124 | 2021 | |
| 146. | Lesotho | 165,496 | 2021 | |
| 120. | Lebanon | 334,110 | 2021 | |
| 145. | Latvia | 167,247 | 2021 | |
| 100. | Laos | 522,168 | 2021 | |
| 105. | Kyrgyzstan | 494,834 | 2021 | |
| 124. | Kuwait | 312,144 | 2021 | |
| 148. | Kosovo | 153,569 | 2021 | |
| 191. | Kiribati | 8,389 | 2021 | |
| 30. | Kenya | 3,536,621 | 2021 | |
| 57. | Kazakhstan | 1,500,420 | 2021 | |
| 106. | Jordan | 475,649 | 2021 | |
| 15. | Japan | 7,309,826 | 2021 | |
| 139. | Jamaica | 221,766 | 2021 | |
| 24. | Italy | 3,878,252 | 2021 | |
| 97. | Israel | 565,295 | 2021 | |
| 202. | Isle of Man | 5,074 | 2021 | |
| 115. | Ireland | 400,279 | 2021 | |
| 38. | Iraq | 2,688,798 | 2021 | |
| 12. | Iran | 8,516,940 | 2021 | |
| 4. | Indonesia | 19,831,492 | 2021 | |
| 2. | India | 97,541,584 | 2021 | |
| 179. | Iceland | 21,743 | 2021 | |
| 93. | Hungary | 632,346 | 2021 | |
| 102. | Hong Kong | 519,247 | 2021 | |
| 90. | Honduras | 667,495 | 2021 | |
| 80. | Haiti | 748,126 | 2021 | |
| 168. | Guyana | 46,639 | 2021 | |
| 152. | Guinea-Bissau | 116,036 | 2021 | |
| 81. | Guinea | 746,606 | 2021 | |
| 205. | Guernsey | 4,339 | 2021 | |
| 68. | Guatemala | 1,072,872 | 2021 | |
| 183. | Guam | 12,663 | 2021 | |
| 190. | Grenada | 8,800 | 2021 | |
| 210. | Greenland | 3,591 | 2021 | |
| 83. | Greece | 732,083 | 2021 | |
| 215. | Gibraltar | 2,139 | 2021 | |
| 46. | Ghana | 2,042,813 | 2021 | |
| 20. | Germany | 4,891,502 | 2021 | |
| 121. | Georgia | 331,108 | 2021 | |
| 151. | Gaza Strip | 122,109 | 2021 | |
| 157. | Gabon | 98,243 | 2021 | |
| 178. | French Polynesia | 22,725 | 2021 | |
| 23. | France | 4,195,644 | 2021 | |
| 122. | Finland | 329,340 | 2021 | |
| 160. | Fiji | 72,655 | 2021 | |
| 193. | Federated States of Micronesia | 7,755 | 2021 | |
| 214. | Faroe Islands | 2,487 | 2021 | |
| 17. | Ethiopia | 6,467,315 | 2021 | |
| 159. | Estonia | 88,300 | 2021 | |
| 111. | Eritrea | 441,976 | 2021 | |
| 167. | Equatorial Guinea | 49,139 | 2021 | |
| 113. | El Salvador | 434,206 | 2021 | |
| 14. | Egypt | 7,696,179 | 2021 | |
| 64. | Ecuador | 1,231,423 | 2021 | |
| 155. | East Timor | 106,283 | 2021 | |
| 79. | Dominican Republic | 776,859 | 2021 | |
| 201. | Dominica | 5,471 | 2021 | |
| 162. | Djibouti | 68,798 | 2021 | |
| 126. | Denmark | 306,698 | 2021 | |
| 18. | Democratic Republic of the Congo | 5,146,391 | 2021 | |
| 88. | Czech Republic | 693,301 | 2021 | |
| 154. | Cyprus | 108,870 | 2021 | |
| 84. | Cuba | 727,661 | 2021 | |
| 125. | Croatia | 309,845 | 2021 | |
| 54. | Cote d'Ivoire | 1,674,357 | 2021 | |
| 114. | Costa Rica | 415,014 | 2021 | |
| 227. | Cook Islands | 383 | 2021 | |
| 165. | Comoros | 54,331 | 2021 | |
| 29. | Colombia | 3,537,358 | 2021 | |
| 1. | China | 103,351,376 | 2021 | |
| 61. | Chile | 1,295,483 | 2021 | |
| 196. | Channel Islands | 6,811 | 2021 | |
| 86. | Chad | 706,266 | 2021 | |
| 118. | Central African Republic | 361,702 | 2021 | |
| 206. | Cayman Islands | 4,179 | 2021 | |
| 170. | Cape Verde | 45,006 | 2021 | |
| 41. | Canada | 2,417,954 | 2021 | |
| 58. | Cameroon | 1,490,653 | 2021 | |
| 59. | Cambodia | 1,423,014 | 2021 | |
| 82. | Burundi | 736,596 | 2021 | |
| 65. | Burkina Faso | 1,173,369 | 2021 | |
| 107. | Bulgaria | 471,074 | 2021 | |
| 172. | Brunei | 41,496 | 2021 |
