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	102	28	12	142
	Poland	2005	44	52	35	131
	Romania		34	60	37	131
?	Republic of Korea	2002	49	50	28	127
	Bulgaria	1989, 2009	27	55	45	127
?	Vietnam		21	51	54	126
	United States of America	2003	68	39	16	123
	Iran	2017	32	67	24	123
	Russia	2016	68	40	12	120
	Taiwan	2014	25	62	30	117
?	Thailand	2011	15	38	62	115
	Slovakia		26	45	36	107
	Croatia	2007	16	44	47	107
	Singapore	2020, 2021	16	45	43	104
	Ukraine		13	41	49	103
?	Belarus		16	42	44	102
	Hungary	1996, 2023	14	38	50	102
	Germany	1992	15	32	51	98
	Canada	2010	22	35	40	97
	Czech Republic		16	29	52	97
?	Hong Kong, China		7	35	49	91
	Latvia		8	25	55	88
	Indonesia	2022	5	36	44	85
?	Sweden	1994	13	30	41	84
	Lithuania		2	31	51	84
	Israel		14	34	35	83
?	Türkiye	1999	4	28	51	83
	Finland	2001	5	28	47	80
	Australia	2013	10	29	39	78
	Japan	2018	37	30	10	77
	United Kingdom		8	20	48	76
?	Kazakhstan	2015	3	27	41	71
?	Italy	2012	2	24	44	70
	Estonia		5	20	42	67
	India		3	24	40	67
	Netherlands	1995	4	18	43	65
	South Africa	1997	4	13	47	64
	France		3	20	41	64
	Georgia		7	13	43	63
	Brazil		3	18	40	61
	Serbia		1	21	34	56
	Switzerland		2	10	35	47
	Armenia		1	8	33	42
?	Moldova		0	7	32	39
	Austria		3	6	29	38
	Cuba		0	8	30	38
?	Argentina	1993	3	9	25	37
?	Slovenia		1	7	29	37
?	Greece	1991, 2004	0	6	31	37
?	Serbia and Montenegro		2	15	17	34
?	Egypt	2008, 2024	0	6	28	34
	Denmark		3	6	24	33
	Bangladesh		1	6	24	31
	Mexico	2006	1	3	26	30
?	Spain		1	7	20	28
?	North Macedonia		0	4	24	28
	Sri Lanka		3	7	17	27
?	Macao, China		0	7	18	25
	New Zealand		0	2	23	25
	Malaysia		1	6	14	21
	Ireland		1	5	15	21
	Kyrgyzstan		0	3	18	21
	Philippines		0	4	14	18
?	Syria		0	2	16	18
	Luxembourg		0	1	15	16
?	Norway		1	3	11	15
	Belgium		0	3	12	15
?	Mongolia		1	2	10	13
	Azerbaijan	2019	0	1	12	13
	Colombia		0	2	9	11
	Cyprus		0	2	9	11
?	Portugal	1998	0	2	9	11
	Bosnia and Herzegovina		0	1	10	11
?	Czechoslovakia		3	4	2	9
?	Tajikistan		0	3	6	9
?	Soviet Union	1990	3	4	1	8
?	Turkmenistan		1	0	6	7
	Saudi Arabia		0	0	6	6
?	Yugoslavia		1	3	1	5
?	Jordan		0	1	4	5
?	Chile		0	0	4	4
?	German Democratic Republic		0	3	0	3
	Iceland		0	0	3	3
?	Morocco		0	0	3	3
?	Trinidad and Tobago		0	0	3	3
?	Uzbekistan		0	0	3	3
?	Malta		0	0	2	2
	Pakistan		0	0	2	2
	Tunisia		0	0	2	2
	Algeria		0	0	1	1
?	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
	Rwanda		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".