The World: Population - Age 45-49 (2023) - Top 100+
| Rank | Country | Population | Year | |
|---|---|---|---|---|
| 186. | Mayotte | 11,213 | 2023 | |
| 149. | Mauritius | 99,851 | 2023 | |
| 138. | Mauritania | 182,626 | 2023 | |
| 206. | Marshall Islands | 3,883 | 2023 | |
| 174. | Malta | 29,388 | 2023 | |
| 80. | Mali | 638,223 | 2023 | |
| 176. | Maldives | 22,463 | 2023 | |
| 38. | Malaysia | 2,124,103 | 2023 | |
| 73. | Malawi | 710,645 | 2023 | |
| 58. | Madagascar | 1,156,001 | 2023 | |
| 141. | Macedonia | 153,783 | 2023 | |
| 164. | Macau | 46,284 | 2023 | |
| 170. | Luxembourg | 35,768 | 2023 | |
| 129. | Lithuania | 238,353 | 2023 | |
| 214. | Liechtenstein | 2,565 | 2023 | |
| 96. | Libya | 486,758 | 2023 | |
| 136. | Liberia | 194,938 | 2023 | |
| 153. | Lesotho | 85,974 | 2023 | |
| 121. | Lebanon | 287,727 | 2023 | |
| 144. | Latvia | 141,755 | 2023 | |
| 109. | Laos | 376,459 | 2023 | |
| 114. | Kyrgyzstan | 342,434 | 2023 | |
| 135. | Kuwait | 199,389 | 2023 | |
| 146. | Kosovo | 115,288 | 2023 | |
| 199. | Kiribati | 5,437 | 2023 | |
| 33. | Kenya | 2,319,686 | 2023 | |
| 56. | Kazakhstan | 1,171,409 | 2023 | |
| 106. | Jordan | 397,368 | 2023 | |
| 9. | Japan | 8,808,764 | 2023 | |
| 142. | Jamaica | 150,969 | 2023 | |
| 18. | Italy | 4,859,406 | 2023 | |
| 89. | Israel | 529,000 | 2023 | |
| 197. | Isle of Man | 5,692 | 2023 | |
| 107. | Ireland | 397,272 | 2023 | |
| 39. | Iraq | 2,006,566 | 2023 | |
| 14. | Iran | 6,097,450 | 2023 | |
| 4. | Indonesia | 18,826,308 | 2023 | |
| 2. | India | 85,824,976 | 2023 | |
| 177. | Iceland | 21,178 | 2023 | |
| 67. | Hungary | 853,165 | 2023 | |
| 88. | Hong Kong | 538,930 | 2023 | |
| 98. | Honduras | 473,338 | 2023 | |
| 87. | Haiti | 541,961 | 2023 | |
| 165. | Guyana | 43,135 | 2023 | |
| 154. | Guinea-Bissau | 81,541 | 2023 | |
| 86. | Guinea | 545,577 | 2023 | |
| 202. | Guernsey | 4,418 | 2023 | |
| 72. | Guatemala | 757,023 | 2023 | |
| 184. | Guam | 11,646 | 2023 | |
| 193. | Grenada | 6,930 | 2023 | |
| 213. | Greenland | 2,672 | 2023 | |
| 68. | Greece | 845,469 | 2023 | |
| 217. | Gibraltar | 1,964 | 2023 | |
| 50. | Ghana | 1,480,676 | 2023 | |
| 19. | Germany | 4,578,483 | 2023 | |
| 122. | Georgia | 283,830 | 2023 | |
| 152. | Gaza Strip | 88,389 | 2023 | |
| 159. | Gabon | 57,595 | 2023 | |
| 180. | French Polynesia | 19,573 | 2023 | |
| 22. | France | 4,151,113 | 2023 | |
| 118. | Finland | 318,513 | 2023 | |
| 158. | Fiji | 57,800 | 2023 | |
| 196. | Federated States of Micronesia | 6,101 | 2023 | |
| 210. | Faroe Islands | 2,975 | 2023 | |
| 21. | Ethiopia | 4,343,214 | 2023 | |
| 156. | Estonia | 77,774 | 2023 | |
| 113. | Eritrea | 346,602 | 2023 | |
| 169. | Equatorial Guinea | 36,777 | 2023 | |
| 108. | El Salvador | 376,891 | 2023 | |
| 16. | Egypt | 5,397,066 | 2023 | |
| 59. | Ecuador | 1,021,215 | 2023 | |
| 157. | East Timor | 60,045 | 2023 | |
| 78. | Dominican Republic | 648,448 | 2023 | |
| 208. | Dominica | 3,770 | 2023 | |
| 163. | Djibouti | 48,361 | 2023 | |
| 111. | Denmark | 364,427 | 2023 | |
| 26. | Democratic Republic of the Congo | 3,515,696 | 2023 | |
| 63. | Czech Republic | 914,445 | 2023 | |
| 151. | Cyprus | 93,041 | 2023 | |
| 70. | Cuba | 799,752 | 2023 | |
| 119. | Croatia | 307,608 | 2023 | |
| 55. | Cote d'Ivoire | 1,204,306 | 2023 | |
| 117. | Costa Rica | 333,804 | 2023 | |
| 224. | Cook Islands | 496 | 2023 | |
| 166. | Comoros | 42,747 | 2023 | |
| 28. | Colombia | 3,018,156 | 2023 | |
| 1. | China | 97,835,328 | 2023 | |
| 57. | Chile | 1,157,674 | 2023 | |
| 203. | Channel Islands | 4,286 | 2023 | |
| 105. | Chad | 422,983 | 2023 | |
| 128. | Central African Republic | 239,280 | 2023 | |
| 201. | Cayman Islands | 4,488 | 2023 | |
| 173. | Cape Verde | 30,918 | 2023 | |
| 35. | Canada | 2,287,621 | 2023 | |
| 61. | Cameroon | 992,134 | 2023 | |
| 75. | Cambodia | 665,125 | 2023 | |
| 94. | Burundi | 501,019 | 2023 | |
| 66. | Burkina Faso | 858,917 | 2023 | |
| 90. | Bulgaria | 522,061 | 2023 | |
| 171. | Brunei | 32,304 | 2023 |
