Countries

International Olympiad in Informatics – Statistics

Olympiads Countries Tasks Hall of Fame Search

Countries*

	Country	IOI Host	Medals
	Country	IOI Host	G	S	B	Total ▼
	China	2000	100	27	12	139
	Poland	2005	42	50	35	127
	Romania		33	58	36	127
?	Republic of Korea	2002	48	47	28	123
	Bulgaria	1989, 2009	27	51	45	123
?	Vietnam		19	50	53	122
	Russia	2016	68	40	12	120
	United States of America	2003	65	38	16	119
	Iran	2017	31	65	23	119
	Taiwan	2014	25	61	27	113
?	Thailand	2011	15	36	60	111
	Slovakia		25	45	35	105
	Croatia	2007	16	44	43	103
?	Belarus		16	42	44	102
	Singapore	2020, 2021	16	43	41	100
	Hungary	1996, 2023	13	37	50	100
	Ukraine		13	38	48	99
	Germany	1992	15	32	49	96
	Canada	2010	20	35	40	95
	Czech Republic		16	28	50	94
?	Hong Kong		6	33	49	88
	Latvia		7	25	55	87
?	Sweden	1994	13	30	39	82
	Lithuania		2	31	49	82
	Indonesia	2022	5	33	43	81
	Israel		11	34	34	79
?	Türkiye	1999	3	26	50	79
	Australia	2013	10	29	39	78
	Finland	2001	5	26	47	78
	Japan	2018	35	28	10	73
	United Kingdom		7	19	47	73
?	Kazakhstan	2015	3	24	40	67
?	Italy	2012	2	24	40	66
	Estonia		5	20	40	65
	Netherlands	1995	4	18	41	63
	India		2	22	39	63
	Georgia		7	13	42	62
	South Africa	1997	4	13	45	62
	France		3	18	39	60
	Brazil		3	18	37	58
	Serbia		1	20	31	52
	Switzerland		2	9	33	44
	Armenia		1	7	32	40
	Cuba		0	8	29	37
?	Moldova		0	6	31	37
	Austria		3	5	28	36
?	Slovenia		1	6	29	36
?	Argentina	1993	3	9	23	35
?	Greece	1991, 2004	0	6	29	35
?	Serbia and Montenegro		2	15	17	34
	Denmark		3	6	23	32
?	Egypt	2008	0	6	25	31
	Mexico	2006	1	3	25	29
	Bangladesh		0	6	22	28
	Sri Lanka		3	7	17	27
?	Macedonia		0	3	24	27
?	Spain		0	6	20	26
?	Macau		0	7	17	24
	New Zealand		0	1	22	23
	Ireland		1	5	15	21
	Malaysia		1	4	13	18
	Kyrgyzstan		0	1	17	18
?	Syria		0	2	15	17
	Philippines		0	3	13	16
	Luxembourg		0	1	15	16
	Belgium		0	3	12	15
?	Norway		0	3	10	13
	Azerbaijan	2019	0	1	11	12
?	Mongolia		1	2	8	11
	Colombia		0	2	9	11
?	Portugal	1998	0	2	9	11
	Bosnia and Herzegovina		0	1	9	10
?	Czechoslovakia		3	4	2	9
?	Tajikistan		0	3	6	9
	Cyprus		0	2	7	9
?	Soviet Union	1990	3	4	1	8
?	Turkmenistan		1	0	6	7
?	Yugoslavia		1	3	1	5
?	Jordan		0	1	4	5
?	Chile		0	0	4	4
	Saudi Arabia		0	0	4	4
?	German Democratic Republic		0	3	0	3
	Iceland		0	0	3	3
?	Trinidad and Tobago		0	0	3	3
?	Malta		0	0	2	2
?	Morocco		0	0	2	2
	Tunisia		0	0	2	2
?	Uzbekistan		0	0	2	2
?	Montenegro		0	0	1	1
?	Palestine		0	0	1	1
	Peru		0	0	1	1
?	Venezuela		0	0	1	1
	Albania		0	0	0	0
	Bolivia		0	0	0	0
	Dominican Republic		0	0	0	0
	Ecuador		0	0	0	0
?	El Salvador		0	0	0	0
?	Gabon		0	0	0	0
	Ghana		0	0	0	0
?	Honduras		0	0	0	0
?	Kenya		0	0	0	0
?	Kuwait		0	0	0	0
?	Libya		0	0	0	0
	Madagascar		0	0	0	0
?	Mauritius		0	0	0	0
?	Mozambique		0	0	0	0
?	Nigeria		0	0	0	0
	United Arab Emirates		0	0	0	0
	Zimbabwe		0	0	0	0

* 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".