IOI
International Olympiad in Informatics – Statistics
Countries*
Country
IOI HostMedals
GSBTotal
Zimbabwe0000
?Yugoslavia1315
?Vietnam215154126
?Venezuela0011
?Uzbekistan0033
United States of America2003683916123
United Kingdom8204876
United Arab Emirates0000
Ukraine134149103
?Turkmenistan1067
?Türkiye19994285183
Tunisia0022
?Trinidad and Tobago0033
?Thailand2011153862115
?Tajikistan0369
Taiwan2014256230117
?Syria021618
Switzerland2103547
?Sweden199413304184
Sri Lanka371727
?Spain172028
?Soviet Union19903418
South Africa19974134764
?Slovenia172937
Slovakia264536107
Singapore2020, 2021164543104
?Serbia and Montenegro2151734
Serbia1213456
Saudi Arabia0066
Rwanda0000
Russia2016684012120
Romania346037131
?Republic of Korea2002495028127
?Portugal199802911
Poland2005445235131
Philippines041418
Peru0011
?Palestine0011
Pakistan0022
?Norway131115
?North Macedonia042428
?Nigeria0000
New Zealand022325
Netherlands19954184365
?Mozambique0000
?Morocco0033
?Montenegro0011
?Mongolia121013
?Moldova073239
Mexico2006132630
?Mauritius0000
?Malta0022
Malaysia161421
Madagascar0000
?Macao, China071825
Luxembourg011516
Lithuania2315184
?Libya0000
Latvia8255588
Kyrgyzstan031821
?Kuwait0000
?Kenya0000
?Kazakhstan20153274171
?Jordan0145
Japan201837301077
?Italy20122244470
Israel14343583
Ireland151521
Iran2017326724123
Indonesia20225364485
India3244067
Iceland0033
Hungary1996, 2023143850102
?Hong Kong, China7354991
?Honduras0000
?Greece1991, 2004063137
Ghana0000
Germany199215325198
?German Democratic Republic0303
Georgia7134363
?Gabon0000
France3204164
Finland20015284780
Estonia5204267
El Salvador0000
?Egypt2008, 2024062834
Ecuador0000
Dominican Republic0000
Denmark362433
?Czechoslovakia3429
Czech Republic16295297
Cyprus02911
Cuba083038
Croatia2007164447107
Colombia02911
China20001022812142
?Chile0044
Canada201022354097
Bulgaria1989, 2009275545127
Brazil3184061
Bosnia and Herzegovina011011
Bolivia0000
Belgium031215
?Belarus164244102
Bangladesh162431
Azerbaijan2019011213
Austria362938
Australia201310293978
Armenia183342
?Argentina1993392537
Algeria0011
Albania0000

* According to S2.1 of IOI Regulations: "For the IOI, a Country is a state that has an officially recognised relationship with the United Nations, UNESCO, or which has already taken part in one or more past IOIs".