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	106	28	12	146
	Poland	2005	45	54	36	135
	Romania		38	60	37	135
?	Republic of Korea	2002	53	50	28	131
	Bulgaria	1989, 2009	29	57	45	131
?	Vietnam		22	53	55	130
	United States of America	2003	69	41	17	127
	Iran	2017	33	69	25	127
	Russia	2016	68	40	12	120
	Taiwan	2014	26	64	30	120
?	Thailand	2011	15	39	65	119
	Croatia	2007	16	46	48	110
	Slovakia		26	45	38	109
	Singapore	2020, 2021	18	47	43	108
	Ukraine		13	42	52	107
	Hungary	1996, 2023	16	38	52	106
?	Belarus		16	42	44	102
	Canada	2010	23	36	42	101
	Czech Republic		16	29	54	99
	Germany	1992	15	32	52	99
?	Hong Kong, China		7	37	51	95
	Indonesia	2022	5	37	47	89
	Latvia		8	25	55	88
?	Türkiye	1999	4	29	53	86
?	Sweden	1994	13	30	42	85
	Lithuania		2	31	52	85
	Israel		14	34	35	83
	Australia	2013	10	31	41	82
	Japan	2018	38	33	10	81
	Finland	2001	5	28	48	81
	United Kingdom		8	22	49	79
?	Kazakhstan	2015	3	30	42	75
?	Italy	2012	2	26	44	72
	India		3	25	42	70
	Estonia		5	20	43	68
	Netherlands	1995	4	19	43	66
	France		3	21	42	66
	South Africa	1997	4	13	48	65
	Georgia		7	13	44	64
	Brazil		3	20	41	64
	Serbia		1	22	36	59
	Switzerland		2	11	37	50
	Armenia		1	8	37	46
?	Moldova		0	8	32	40
	Austria		3	6	30	39
	Cuba		0	8	31	39
?	Greece	1991, 2004	0	6	33	39
?	Argentina	1993	3	9	26	38
?	Slovenia		1	7	29	37
?	Egypt	2008, 2024	0	8	28	36
?	Serbia and Montenegro		2	15	17	34
	Denmark		3	6	24	33
	Bangladesh		1	7	25	33
	Mexico	2006	1	3	28	32
?	Spain		1	8	21	30
?	North Macedonia		0	6	24	30
	Sri Lanka		3	7	17	27
	New Zealand		0	2	25	27
?	Macao, China		0	7	19	26
	Malaysia		2	6	17	25
	Kyrgyzstan		0	3	20	23
	Ireland		1	5	15	21
	Philippines		0	4	15	19
?	Syria		0	2	16	18
	Belgium		0	3	13	16
	Azerbaijan	2019	0	2	14	16
	Luxembourg		0	1	15	16
?	Norway		1	3	11	15
?	Mongolia		1	2	11	14
	Cyprus		0	2	11	13
	Colombia		0	2	10	12
?	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	7	7
	Pakistan		0	0	6	6
?	Yugoslavia		1	3	1	5
?	Jordan		0	1	4	5
?	Uzbekistan		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
?	Malta		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	2025	0	0	0	0
	Costa Rica		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".