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◄ 62^nd IMO 2021 ►

Participating countries

This is the list of countries which have confirmed that they will participate at this IMO. The final list of participating countries will be published along with the official results of the IMO.

#	Code	Country	Number of participants
			C	L	DL	OA	OB	OC
Number of participants			623	108	107	139		41
1	ALB	Albania	6	1	1	2
2	ALG	Algeria	6	1	1	2
3	ARG	Argentina	6	1	1	2		1
4	ARM	Armenia	6	1	1	2
5	AUS	Australia	6	1	1	5
6	AUT	Austria	6	1	1	2
7	AZE	Azerbaijan	6	1	1	1
8	BGD	Bangladesh	6	1	1	2		2
9	BLR	Belarus	6	1	1
10	BEL	Belgium	6	1	1	1
11	BOL	Bolivia	6	1	1	2		2
12	BIH	Bosnia and Herzegovina	6	1	1
13	BWA	Botswana	6	1	1
14	BRA	Brazil	6	1	1	1
15	BGR	Bulgaria	6	1	1	1
16	CAN	Canada	6	1	1	1
17	CHI	Chile	6	1	1	2		2
18	CHN	People's Republic of China	6	1	1	2		1
19	COL	Colombia	6	1	1	1
20	CRI	Costa Rica	6	1	1
21	HRV	Croatia	6	1	1
22	CYP	Cyprus	6	1	1
23	CZE	Czech Republic	6	1	1	1
24	DEN	Denmark	6	1	1	1
25	ECU	Ecuador	6	1	1
26	EGY	Egypt	2	1	1
27	EST	Estonia	6	1	1	2		1
28	FIN	Finland	6	1	1
29	FRA	France	6	1	1
30	GEO	Georgia	6	1	1	1
31	GER	Germany	6	1	1	1
32	GHA	Ghana	4	1	1	1
33	HEL	Greece	6	1	1	1
34	HND	Honduras	6	1	1
35	HKG	Hong Kong	6	1	1	1		1
36	HUN	Hungary	6	1	1	2
37	ISL	Iceland	6	1
38	IND	India	6	1	1	1		1
39	IDN	Indonesia	6	1	1	2
40	IRQ	Iraq	6	1	1	1
41	IRN	Islamic Republic of Iran	6	1	1	2
42	IRL	Ireland	6	1	1	2
43	ISR	Israel	6	1	1	2
44	ITA	Italy	6	1	1	2
45	JPN	Japan	6	1	1	2		2
46	KAZ	Kazakhstan	6	1	1	1
47	KEN	Kenya	6	1	1	2		2
48	KOR	Republic of Korea	6	1	1	2		1
49	KSV	Kosovo	6	1	1
50	KGZ	Kyrgyzstan	6	1	1	1
51	LVA	Latvia	6	1	1	1
52	LIE	Liechtenstein				1
53	LTU	Lithuania	6	1	1
54	LUX	Luxembourg	2	1	1	1
55	MAC	Macau	6	1	1	1		1
56	MAS	Malaysia	6	1	1	2		1
57	MRT	Mauritania	6	1	1	2
58	MEX	Mexico	6	1	1	2
59	MDA	Republic of Moldova	6	1	1	2
60	MNG	Mongolia	6	1	1
61	MNE	Montenegro	4	1	1	1
62	MAR	Morocco	6	1	1	2		2
63	MMR	Myanmar	3	1	1
64	NPL	Nepal	6	1	1	2		1
65	NLD	Netherlands	6	1	1	1		1
66	NZL	New Zealand	6	1	1			1
67	NIC	Nicaragua	6	1	1
68	NGA	Nigeria	6	1	1	1
69	MKD	North Macedonia	6	1	1	2
70	NOR	Norway	6	1	1	1		1
71	OMN	Oman	6	1	1	2		2
72	PAK	Pakistan	6	1	1	1
73	PAN	Panama	3	1	1	1
74	PAR	Paraguay	6	1	1	2
75	PER	Peru	6	1	1	2
76	PHI	Philippines	6	1	1	2
77	POL	Poland	6	1	1
78	POR	Portugal	6	1	1	2
79	PRI	Puerto Rico	6	1	1
80	ROU	Romania	6	1	1	1
81	RUS	Russian Federation	6	1	1	1
82	RWA	Rwanda	6	1	1	1		1
83	SLV	El Salvador	5	1	1			1
84	SAU	Saudi Arabia	6	1	1	2		2
85	SRB	Serbia	6	1	1	2
86	SGP	Singapore	6	1	1	2
87	SVK	Slovakia	6	1	1
88	SVN	Slovenia	6	1	1
89	SAF	South Africa	6	1	1	2		1
90	ESP	Spain	6	1	1	2
91	LKA	Sri Lanka	6	1	1	2
92	SWE	Sweden	6	1	1
93	SUI	Switzerland	6	1	1
94	SYR	Syria	6	1	1	1
95	TWN	Taiwan	6	1	1	2		2
96	TJK	Tajikistan	6	1	1	2
97	THA	Thailand	6	1	1	2		1
98	TTO	Trinidad and Tobago	4	1	1
99	TUN	Tunisia	6	1	1	2		2
100	TUR	Türkiye	6	1	1	2
101	TKM	Turkmenistan	6	1	1	1		1
102	UGA	Uganda	6	1	1	1
103	UKR	Ukraine	6	1	1	2
104	UAE	United Arab Emirates
105	UNK	United Kingdom	6	1	1	3		1
106	USA	United States of America	6	1	1	6
107	URY	Uruguay	4	1	1
108	UZB	Uzbekistan	6	1	1	2		2
109	VEN	Venezuela	4	1	1	2
110	VNM	Vietnam	6	1	1	2		1

E-mail: Kirsten Rosenkilde (Secretary general of the IMO Board)  •   Webmaster: webmaster@imo-official.org   •   Copyright © 2006 International Mathematical Olympiad. All rights reserved.