# List of participating nations at the Summer Youth Olympic Games

This is a list of nations, as represented by National Olympic Committees (NOCs), that have participated in the Summer Youth Olympic Games between 2010 and 2018. As of the 2018 Games, all of the current 206 NOCs have participated in at least one edition of the Olympic Games, and two hundred and three nations in all Summer Youth Olympic Games to date.

## List of nations
### Table legend

| 10 | In the table headings, indicates the Games year |
| • | Participated in the specified Games |
| H | Host nation for the specified Games |

### Alphabetical list

| A | Code | 10 | 14 | 18 |
| Afghanistan | AFG | • | • | • |
| Albania | ALB | • | • | • |
| Algeria | ALG | • | • | • |
| American Samoa | ASA | • | • | • |
| Andorra | AND | • | • | • |
| Angola | ANG | • | • | • |
| Antigua and Barbuda | ANT | • | • | • |
| Argentina | ARG | • | • | H |
| Armenia | ARM | • | • | • |
| Aruba | ARU | • | • | • |
| Australia | AUS | • | • | • |
| Austria | AUT | • | • | • |
| Azerbaijan | AZE | • | • | • |
| B | Code | 10 | 14 | 18 |
| Bahamas | BAH | • | • | • |
| Bahrain | BRN | • | • | • |
| Bangladesh | BAN | • | • | • |
| Barbados | BAR | • | • | • |
| Belarus | BLR | • | • | • |
| Belgium | BEL | • | • | • |
| Belize | BIZ | • | • | • |
| Benin | BEN | • | • | • |
| Bermuda | BER | • | • | • |
| Bhutan | BHU | • | • | • |
| Bolivia | BOL | • | • | • |
| Bosnia and Herzegovina | BIH | • | • | • |
| Botswana | BOT | • | • | • |
| Brazil | BRA | • | • | • |
| British Virgin Islands | IVB | • | • | • |
| Brunei | BRU | • | • | • |
| Bulgaria | BUL | • | • | • |
| Burkina Faso | BUR | • | • | • |
| Burundi | BDI | • | • | • |
| C | Code | 10 | 14 | 18 |
| Cambodia | CAM | • | • | • |
| Cameroon | CMR | • | • | • |
| Canada | CAN | • | • | • |
| Cape Verde | CPV | • | • | • |
| Cayman Islands | CAY | • | • | • |
| Central African Republic | CAF | • | • | • |
| Chad | CHA | • | • | • |
| Chile | CHI | • | • | • |
| China | CHN | • | H | • |
| Chinese Taipei | TPE | • | • | • |
| Colombia | COL | • | • | • |
| Comoros | COM | • | • | • |
| Republic of the Congo | CGO | • | • | • |
| Democratic Republic of the Congo | COD | • | • | • |
| Cook Islands | COK | • | • | • |
| Costa Rica | CRC | • | • | • |
| Ivory Coast | CIV | • | • | • |
| Croatia | CRO | • | • | • |
| Cuba | CUB | • | • | • |
| Cyprus | CYP | • | • | • |
| Czech Republic | CZE | • | • | • |
| D | Code | 10 | 14 | 18 |
| Denmark | DEN | • | • | • |
| Djibouti | DJI | • | • | • |
| Dominica | DMA | • | • | • |
| Dominican Republic | DOM | • | • | • |
| E | Code | 10 | 14 | 18 |
| Ecuador | ECU | • | • | • |
| Egypt | EGY | • | • | • |
| El Salvador | ESA | • | • | • |
| Equatorial Guinea | GEQ | • | • | • |
| Eritrea | ERI | • | • | • |
| Estonia | EST | • | • | • |
| Ethiopia | ETH | • | • | • |
| F | Code | 10 | 14 | 18 |
| Fiji | FIJ | • | • | • |
| Finland | FIN | • | • | • |
| France | FRA | • | • | • |
| G | Code | 10 | 14 | 18 |
| Gabon | GAB | • | • | • |
| The Gambia | GAM | • | • | • |
| Georgia | GEO | • | • | • |
| Germany | GER | • | • | • |
| Ghana | GHA | • | • | • |
| Great Britain | GBR | • | • | • |
| Greece | GRE | • | • | • |
| Grenada | GRN | • | • | • |
| Guam | GUM | • | • | • |
| Guatemala | GUA | • | • | • |
| Guinea | GUI | • | • | • |
| Guinea-Bissau | GBS | • | • | • |
| Guyana | GUY | • | • | • |
| H | Code | 10 | 14 | 18 |
| Haiti | HAI | • | • | • |
| Honduras | HON | • | • | • |
| Hong Kong | HKG | • | • | • |
| Hungary | HUN | • | • | • |
| I | Code | 10 | 14 | 18 |
| Iceland | ISL | • | • | • |
| India | IND | • | • | • |
| Indonesia | INA | • | • | • |
| Iran | IRI | • | • | • |
| Iraq | IRQ | • | • | • |
| Ireland | IRL | • | • | • |
| Israel | ISR | • | • | • |
| Italy | ITA | • | • | • |
| J | Code | 10 | 14 | 18 |
| Jamaica | JAM | • | • | • |
| Japan | JPN | • | • | • |
| Jordan | JOR | • | • | • |
| K | Code | 10 | 14 | 18 |
| Kazakhstan | KAZ | • | • | • |
| Kenya | KEN | • | • | • |
| Kiribati | KIR | • | • | • |
| North Korea | PRK | • | • | • |
| South Korea | KOR | • | • | • |
| Kosovo | KOS | Serbia | Serbia | • |
| Kuwait | KUW | • | • | • |
| Kyrgyzstan | KGZ | • | • | • |
| L | Code | 10 | 14 | 18 |
| Laos | LAO | • | • | • |
| Latvia | LAT | • | • | • |
| Lebanon | LIB | • | • | • |
| Lesotho | LES | • | • | • |
| Liberia | LBR | • | • | • |
| Libya | LBA | • | • | • |
| Liechtenstein | LIE | • | • | • |
| Lithuania | LTU | • | • | • |
| Luxembourg | LUX | • | • | • |
| M | Code | 10 | 14 | 18 |
| North Macedonia | MKD | • | • | • |
| Madagascar | MAD | • | • | • |
| Malawi | MAW | • | • | • |
| Malaysia | MAS | • | • | • |
| Maldives | MDV | • | • | • |
| Mali | MLI | • | • | • |
| Malta | MLT | • | • | • |
| Marshall Islands | MHL | • | • | • |
| Mauritania | MTN | • | • | • |
| Mauritius | MRI | • | • | • |
| Mexico | MEX | • | • | • |
| Federated States of Micronesia | FSM | • | • | • |
| Moldova | MDA | • | • | • |
| Monaco | MON | • | • | • |
| Mongolia | MGL | • | • | • |
| Montenegro | MNE | • | • | • |
| Morocco | MAR | • | • | • |
| Mozambique | MOZ | • | • | • |
| Myanmar | MYA | • | • | • |
| N | Code | 10 | 14 | 18 |
| Namibia | NAM | • | • | • |
| Nauru | NRU | • | • | • |
| Nepal | NEP | • | • | • |
| Netherlands | NED | • | • | • |
| Netherlands Antilles | AHO | • | | |
| New Zealand | NZL | • | • | • |
| Nicaragua | NCA | • | • | • |
| Niger | NIG | • | • | • |
| Nigeria | NGR | • | | • |
| Norway | NOR | • | • | • |
| O | Code | 10 | 14 | 18 |
| Oman | OMA | • | • | • |
| P | Code | 10 | 14 | 18 |
| Pakistan | PAK | • | • | • |
| Palau | PLW | • | • | • |
| Palestine | PLE | • | • | • |
| Panama | PAN | • | • | • |
| Papua New Guinea | PNG | • | • | • |
| Paraguay | PAR | • | • | • |
| Peru | PER | • | • | • |
| Philippines | PHI | • | • | • |
| Poland | POL | • | • | • |
| Portugal | POR | • | • | • |
| Puerto Rico | PUR | • | • | • |
| Q | Code | 10 | 14 | 18 |
| Qatar | QAT | • | • | • |
| R | Code | 10 | 14 | 18 |
| Romania | ROU | • | • | • |
| Russia | RUS | • | • | • |
| Rwanda | RWA | • | • | • |
| S | Code | 10 | 14 | 18 |
| Saint Kitts and Nevis | SKN | • | • | • |
| Saint Lucia | LCA | • | • | • |
| Saint Vincent and the Grenadines | VIN | • | • | • |
| Samoa | SAM | • | • | • |
| San Marino | SMR | • | • | • |
| São Tomé and Príncipe | STP | • | • | • |
| Saudi Arabia | KSA | • | • | • |
| Senegal | SEN | • | • | • |
| Serbia | SRB | • | • | • |
| Seychelles | SEY | • | • | • |
| Sierra Leone | SLE | • | | • |
| Singapore | SIN | H | • | • |
| Slovakia | SVK | • | • | • |
| Slovenia | SLO | • | • | • |
| Solomon Islands | SOL | • | • | • |
| Somalia | SOM | • | • | • |
| South Africa | RSA | • | • | • |
| Spain | ESP | • | • | • |
| Sri Lanka | SRI | • | • | • |
| Sudan | SUD | • | • | • |
| South Sudan | SSD | SUD | | • |
| Suriname | SUR | • | • | • |
| Swaziland | SWZ | • | • | • |
| Sweden | SWE | • | • | • |
| Switzerland | SUI | • | • | • |
| Syria | SYR | • | • | • |
| T | Code | 10 | 14 | 18 |
| Tajikistan | TJK | • | • | • |
| Tanzania | TAN | • | • | • |
| Thailand | THA | • | • | • |
| East Timor | TLS | • | • | • |
| Togo | TOG | • | • | • |
| Tonga | TGA | • | • | • |
| Trinidad and Tobago | TTO | • | • | • |
| Tunisia | TUN | • | • | • |
| Turkey | TUR | • | • | • |
| Turkmenistan | TKM | • | • | • |
| Tuvalu | TUV | • | • | • |
| U | Code | 10 | 14 | 18 |
| Uganda | UGA | • | • | • |
| Ukraine | UKR | • | • | • |
| United Arab Emirates | UAE | • | • | • |
| United States | USA | • | • | • |
| Uruguay | URU | • | • | • |
| Uzbekistan | UZB | • | • | • |
| V | Code | 10 | 14 | 18 |
| Vanuatu | VAN | • | • | • |
| Venezuela | VEN | • | • | • |
| Vietnam | VIE | • | • | • |
| Virgin Islands | ISV | • | • | • |
| Y | Code | 10 | 14 | 18 |
| Yemen | YEM | • | • | • |
| Z | Code | 10 | 14 | 18 |
| Zambia | ZAM | • | • | • |
| Zimbabwe | ZIM | • | • | • |
| Other entries | Code | 10 | 14 | 18 |
| Independent Olympic Athletes | IOA | | ^ | |
| Mixed team | ZZX | ^ | ^ | ^ |
| Total | Total | 204 | 203 | 206 |