The World: Population - Age 15-19 (2019) - Top 100+
| Rank | Country | Population | Year | |
|---|---|---|---|---|
| 175. | Mayotte | 29,624 | 2019 | |
| 153. | Mauritius | 97,439 | 2019 | |
| 110. | Mauritania | 409,861 | 2019 | |
| 195. | Marshall Islands | 7,722 | 2019 | |
| 183. | Malta | 20,807 | 2019 | |
| 56. | Mali | 1,943,874 | 2019 | |
| 173. | Maldives | 30,138 | 2019 | |
| 41. | Malaysia | 2,788,480 | 2019 | |
| 54. | Malawi | 2,190,871 | 2019 | |
| 38. | Madagascar | 2,901,099 | 2019 | |
| 151. | Macedonia | 126,529 | 2019 | |
| 174. | Macau | 29,965 | 2019 | |
| 172. | Luxembourg | 33,192 | 2019 | |
| 149. | Lithuania | 154,395 | 2019 | |
| 214. | Liechtenstein | 2,130 | 2019 | |
| 89. | Libya | 706,578 | 2019 | |
| 102. | Liberia | 522,692 | 2019 | |
| 143. | Lesotho | 196,677 | 2019 | |
| 122. | Lebanon | 302,864 | 2019 | |
| 156. | Latvia | 93,453 | 2019 | |
| 86. | Laos | 796,591 | 2019 | |
| 105. | Kyrgyzstan | 497,025 | 2019 | |
| 145. | Kuwait | 183,092 | 2019 | |
| 147. | Kosovo | 166,183 | 2019 | |
| 187. | Kiribati | 11,178 | 2019 | |
| 21. | Kenya | 5,605,722 | 2019 | |
| 76. | Kazakhstan | 1,209,019 | 2019 | |
| 92. | Jordan | 670,371 | 2019 | |
| 19. | Japan | 5,840,115 | 2019 | |
| 126. | Jamaica | 292,505 | 2019 | |
| 36. | Italy | 2,945,048 | 2019 | |
| 90. | Israel | 693,560 | 2019 | |
| 201. | Isle of Man | 4,854 | 2019 | |
| 120. | Ireland | 315,960 | 2019 | |
| 30. | Iraq | 3,746,357 | 2019 | |
| 17. | Iran | 5,962,193 | 2019 | |
| 3. | Indonesia | 22,434,688 | 2019 | |
| 1. | India | 116,911,112 | 2019 | |
| 182. | Iceland | 21,222 | 2019 | |
| 104. | Hungary | 499,979 | 2019 | |
| 129. | Hong Kong | 278,501 | 2019 | |
| 81. | Honduras | 991,992 | 2019 | |
| 78. | Haiti | 1,138,765 | 2019 | |
| 160. | Guyana | 81,715 | 2019 | |
| 142. | Guinea-Bissau | 198,459 | 2019 | |
| 71. | Guinea | 1,390,841 | 2019 | |
| 210. | Guernsey | 3,314 | 2019 | |
| 62. | Guatemala | 1,701,153 | 2019 | |
| 186. | Guam | 16,950 | 2019 | |
| 192. | Grenada | 8,117 | 2019 | |
| 205. | Greenland | 4,032 | 2019 | |
| 103. | Greece | 516,938 | 2019 | |
| 216. | Gibraltar | 1,847 | 2019 | |
| 37. | Ghana | 2,917,548 | 2019 | |
| 29. | Germany | 3,750,754 | 2019 | |
| 139. | Georgia | 216,566 | 2019 | |
| 135. | Gaza Strip | 228,559 | 2019 | |
| 140. | Gabon | 204,552 | 2019 | |
| 179. | French Polynesia | 22,324 | 2019 | |
| 26. | France | 4,089,808 | 2019 | |
| 127. | Finland | 285,923 | 2019 | |
| 161. | Fiji | 72,206 | 2019 | |
| 190. | Federated States of Micronesia | 10,504 | 2019 | |
| 208. | Faroe Islands | 3,554 | 2019 | |
| 9. | Ethiopia | 12,729,183 | 2019 | |
| 167. | Estonia | 61,302 | 2019 | |
| 85. | Eritrea | 799,181 | 2019 | |
| 159. | Equatorial Guinea | 87,231 | 2019 | |
| 100. | El Salvador | 594,260 | 2019 | |
| 13. | Egypt | 8,621,398 | 2019 | |
| 66. | Ecuador | 1,504,686 | 2019 | |
| 150. | East Timor | 128,840 | 2019 | |
| 82. | Dominican Republic | 985,641 | 2019 | |
| 202. | Dominica | 4,816 | 2019 | |
| 157. | Djibouti | 91,318 | 2019 | |
| 116. | Denmark | 351,083 | 2019 | |
| 12. | Democratic Republic of the Congo | 9,898,350 | 2019 | |
| 107. | Czech Republic | 464,093 | 2019 | |
| 165. | Cyprus | 67,775 | 2019 | |
| 91. | Cuba | 672,522 | 2019 | |
| 138. | Croatia | 218,642 | 2019 | |
| 42. | Cote d'Ivoire | 2,754,751 | 2019 | |
| 115. | Costa Rica | 378,585 | 2019 | |
| 224. | Cook Islands | 679 | 2019 | |
| 155. | Comoros | 94,653 | 2019 | |
| 27. | Colombia | 3,971,461 | 2019 | |
| 2. | China | 75,823,664 | 2019 | |
| 74. | Chile | 1,265,500 | 2019 | |
| 200. | Channel Islands | 5,658 | 2019 | |
| 65. | Chad | 1,505,347 | 2019 | |
| 95. | Central African Republic | 620,767 | 2019 | |
| 207. | Cayman Islands | 3,557 | 2019 | |
| 168. | Cape Verde | 54,856 | 2019 | |
| 55. | Canada | 1,962,107 | 2019 | |
| 46. | Cameroon | 2,525,417 | 2019 | |
| 68. | Cambodia | 1,477,286 | 2019 | |
| 69. | Burundi | 1,431,219 | 2019 | |
| 53. | Burkina Faso | 2,308,810 | 2019 | |
| 118. | Bulgaria | 329,601 | 2019 | |
| 171. | Brunei | 35,251 | 2019 |
