Find your own national selection programme. This directory contains 149 official IMO delegation references, including six historical entries. 34 have researched guides. The other records lead to official profiles or national websites; their presence does not mean applications are open.
Country not listed, or no entry instructions? Start here.
149 delegation records
Afghanistan
Official participation profile. A current national entry contact may not be listed.
Angola
Official participation profile. A current national entry contact may not be listed.
Albania
Use the listed national website and check its current entry notice.
Algeria
Official participation profile. A current national entry contact may not be listed.
Argentina
OMA school rounds → national competition → separate international selection
Armenia
Use the listed national website and check its current entry notice.
Austria
Use the listed national website and check its current entry notice.
Azerbaijan
Official participation profile. A current national entry contact may not be listed.
Bahrain
Official participation profile. A current national entry contact may not be listed.
Belgium
Use the listed national website and check its current entry notice.
Benin
Official participation profile. A current national entry contact may not be listed.
Burkina Faso
Use the listed national website and check its current entry notice.
Bulgaria
Use the listed national website and check its current entry notice.
Bosnia and Herzegovina
Official participation profile. A current national entry contact may not be listed.
Belarus
Official participation profile. A current national entry contact may not be listed.
Bermuda
Use the listed national website and check its current entry notice.
Bolivia
Use the listed national website and check its current entry notice.
Brunei
Official participation profile. A current national entry contact may not be listed.
Bhutan
Official participation profile. A current national entry contact may not be listed.
Botswana
Use the listed national website and check its current entry notice.
Chile
Use the listed national website and check its current entry notice.
Commonwealth of Independent States
Historical delegation; this is not a current application route.
Ivory Coast
Official participation profile. A current national entry contact may not be listed.
Cameroon
Use the listed national website and check its current entry notice.
Colombia
Use the listed national website and check its current entry notice.
Costa Rica
Use the listed national website and check its current entry notice.
Cuba
Official participation profile. A current national entry contact may not be listed.
Cyprus
Use the listed national website and check its current entry notice.
Czech Republic
Use the listed national website and check its current entry notice.
Czechoslovakia
Historical delegation; this is not a current application route.
Denmark
Use the listed national website and check its current entry notice.
Dominican Republic
Official participation profile. A current national entry contact may not be listed.
Ecuador
Use the listed national website and check its current entry notice.
Egypt
Official participation profile. A current national entry contact may not be listed.
Spain
Use the listed national website and check its current entry notice.
Estonia
Use the listed national website and check its current entry notice.
Ethiopia
Official participation profile. A current national entry contact may not be listed.
Finland
Use the listed national website and check its current entry notice.
German Democratic Republic
Historical delegation; this is not a current application route.
Georgia
Official participation profile. A current national entry contact may not be listed.
Ghana
Official participation profile. A current national entry contact may not be listed.
Gambia
Official participation profile. A current national entry contact may not be listed.
Guatemala
Official participation profile. A current national entry contact may not be listed.
Greece
Use the listed national website and check its current entry notice.
Honduras
Official participation profile. A current national entry contact may not be listed.
Croatia
Use the listed national website and check its current entry notice.
Hungary
Official participation profile. A current national entry contact may not be listed.
Islamic Republic of Iran
Use the listed national website and check its current entry notice.
Iraq
Official participation profile. A current national entry contact may not be listed.
Iceland
Use the listed national website and check its current entry notice.
Israel
Use the listed national website and check its current entry notice.
Italy
Use the listed national website and check its current entry notice.
Jamaica
Official participation profile. A current national entry contact may not be listed.
Kazakhstan
School → district → regional → Republican Olympiad → further selection
Kyrgyzstan
Official participation profile. A current national entry contact may not be listed.
Cambodia
Official participation profile. A current national entry contact may not be listed.
Kosovo
Use the listed national website and check its current entry notice.
Kuwait
Official participation profile. A current national entry contact may not be listed.
Laos
Official participation profile. A current national entry contact may not be listed.
Lebanon
Official participation profile. A current national entry contact may not be listed.
Libya
Official participation profile. A current national entry contact may not be listed.
Liechtenstein
Use the listed national website and check its current entry notice.
Lithuania
Use the listed national website and check its current entry notice.
Luxembourg
Official participation profile. A current national entry contact may not be listed.
Latvia
Use the listed national website and check its current entry notice.
Macau
Official participation profile. A current national entry contact may not be listed.
Morocco
School and regional enquiries → national Olympiad → further team selection
Republic of Moldova
Official participation profile. A current national entry contact may not be listed.
Madagascar
Official participation profile. A current national entry contact may not be listed.
North Macedonia
Use the listed national website and check its current entry notice.
Myanmar
Official participation profile. A current national entry contact may not be listed.
Montenegro
Official participation profile. A current national entry contact may not be listed.
Mongolia
Use the listed national website and check its current entry notice.
Mozambique
Official participation profile. A current national entry contact may not be listed.
Mauritania
Use the listed national website and check its current entry notice.
Mauritius
Official participation profile. A current national entry contact may not be listed.
Namibia
Use the listed national website and check its current entry notice.
Turkish Republic of Northern Cyprus
Official participation profile. A current national entry contact may not be listed.
Nicaragua
Use the listed national website and check its current entry notice.
Norway
Use the listed national website and check its current entry notice.
Oman
Official participation profile. A current national entry contact may not be listed.
Panama
Use the listed national website and check its current entry notice.
Paraguay
Use the listed national website and check its current entry notice.
Peru
Use the listed national website and check its current entry notice.
Poland
Use the listed national website and check its current entry notice.
Portugal
Use the listed national website and check its current entry notice.
Puerto Rico
Use the listed national website and check its current entry notice.
Democratic People's Republic of Korea
Official participation profile. A current national entry contact may not be listed.
Palestine
Use the listed national website and check its current entry notice.
Qatar
Official participation profile. A current national entry contact may not be listed.
Romania
Use the listed national website and check its current entry notice.
Russian Federation
Use the listed national website and check its current entry notice.
Rwanda
Use the listed national website and check its current entry notice.
Saudi Arabia
Use the listed national website and check its current entry notice.
Serbia and Montenegro
Historical delegation; this is not a current application route.
Senegal
Official participation profile. A current national entry contact may not be listed.
El Salvador
Use the listed national website and check its current entry notice.
Serbia
Use the listed national website and check its current entry notice.
Switzerland
Use the listed national website and check its current entry notice.
Slovakia
Use the listed national website and check its current entry notice.
Slovenia
Use the listed national website and check its current entry notice.
Sweden
Use the listed national website and check its current entry notice.
Syria
Use the listed national website and check its current entry notice.
Tajikistan
Official participation profile. A current national entry contact may not be listed.
Turkmenistan
Use the listed national website and check its current entry notice.
Trinidad and Tobago
Official participation profile. A current national entry contact may not be listed.
Tunisia
Official participation profile. A current national entry contact may not be listed.
Tanzania
Official participation profile. A current national entry contact may not be listed.
United Arab Emirates
Use the listed national website and check its current entry notice.
Uganda
Use the listed national website and check its current entry notice.
Ukraine
Use the listed national website and check its current entry notice.
Uruguay
Use the listed national website and check its current entry notice.
Union of Soviet Socialist Republics
Historical delegation; this is not a current application route.
Uzbekistan
Use the listed national website and check its current entry notice.
Venezuela
Use the listed national website and check its current entry notice.
Yemen
Official participation profile. A current national entry contact may not be listed.
Yugoslavia
Historical delegation; this is not a current application route.
Zimbabwe
Official participation profile. A current national entry contact may not be listed.
No matching delegation
Try clearing the filters. A missing result does not mean you are ineligible. What to do if your country is missing
When there is only an official reference
Open the national website if one is listed. Otherwise look for a designated contact on the official IMO profile. Some profiles do not have one: use our entry-help steps to find an official enquiry route. Do not use a historical delegation as a current application option.
Directory checked 23 September 2026 against the official IMO directory.