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◄ 64^th IMO 2023 ►

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			627	113	110	61	50	41
1	VNM	Vietnam	6	1	1			9
2	VEN	Venezuela	3	1	1			2
3	UZB	Uzbekistan	6	1	1		1
4	URY	Uruguay	3	1
5	USA	United States of America	6	1	1	1	1
6	UNK	United Kingdom	6	1	1	8	1	2
7	UAE	United Arab Emirates	6	1	1
8	UKR	Ukraine	6	1	1	3	1
9	UGA	Uganda	6	1	1		1	1
10	TKM	Turkmenistan	6	1	1
11	TUR	Türkiye	6	1	1	3
12	TUN	Tunisia	6	1	1		2
13	THA	Thailand	6	1	1	2	2
14	TZA	Tanzania	1	1	1
15	TJK	Tajikistan	6	1	1
16	TWN	Taiwan	6	1	1	2	2
17	SYR	Syria	6	1	1	1
18	SUI	Switzerland	6	1	1		1
19	SWE	Sweden	6	1	1
20	LKA	Sri Lanka	6	1	1
21	ESP	Spain	6	1	1
22	SAF	South Africa	6	1	1		1
23	SVN	Slovenia	6	1	1
24	SVK	Slovakia	6	1	1
25	SGP	Singapore	6	1	1	1	3
26	SRB	Serbia	6	1	1
27	SEN	Senegal					2
28	SAU	Saudi Arabia	6	1	1	2	3
29	SLV	El Salvador	3	1	1
30	RWA	Rwanda	6	1	1		1
31	ROU	Romania	6	1	1	2
32	PRI	Puerto Rico	4	1	1
33	POR	Portugal	6	1	1
34	POL	Poland	6	1	1
35	PHI	Philippines	6	1	1		3
36	PER	Peru	6	1
37	PAR	Paraguay	4	1	1
38	PAN	Panama	3	1	1
39	PSE	Palestine
40	PAK	Pakistan	6	1	1		1	1
41	OMN	Oman	6	1	1			1
42	NOR	Norway	6	1	1
43	MKD	North Macedonia	6	1	1			2
44	NGA	Nigeria	5	1	1	1		1
45	NIC	Nicaragua	3	1
46	NZL	New Zealand	6	1	1		1	1
47	NLD	Netherlands	6	1	1		1	1
48	NPL	Nepal	6	1	1		2	2
49	MMR	Myanmar	6	1	1
50	MAR	Morocco	6	1	1	1	1
51	MNE	Montenegro	4	1	1
52	MNG	Mongolia	6	1	1	1	2	4
53	MDA	Republic of Moldova	6	1	1
54	MEX	Mexico	6	1	1	1
55	MRT	Mauritania	6	1	1	1
56	MAS	Malaysia	6	1	1	1
57	MAC	Macau	6	1	1
58	LUX	Luxembourg	3	1	1
59	LTU	Lithuania	6	1	1
60	LIE	Liechtenstein	2	1	1
61	LVA	Latvia	6	1	1
62	KGZ	Kyrgyzstan	6	1	1			2
63	KSV	Kosovo	6	1	1		1	1
64	KOR	Republic of Korea	6	1	1	2	3	2
65	KEN	Kenya	6	1	1			1
66	KAZ	Kazakhstan	6	1	1	1	1
67	JPN	Japan	6	1	1	2
68	CIV	Ivory Coast
69	ITA	Italy	6	1	1	1
70	ISR	Israel	6	1	1	1	1
71	IRL	Ireland	6	1	1
72	IRN	Islamic Republic of Iran	6	1	1	1	1	2
73	IRQ	Iraq	4	1	1
74	IDN	Indonesia	6	1	1	1	1
75	IND	India	6	1	1	1	1
76	ISL	Iceland	6	1	1
77	HUN	Hungary	6	1	1
78	HKG	Hong Kong	6	1	1	1		1
79	HND	Honduras	2	1	1
80	GTM	Guatemala	2	1
81	HEL	Greece	6	1	1			1
82	GHA	Ghana	2	1	1		2	1
83	GER	Germany	6	1	1	1
84	GEO	Georgia	6	1	1		1
85	FRA	France	6	1	1
86	FIN	Finland	6	1	1	1
87	EST	Estonia	6	1	1
88	EGY	Egypt	4	1	1
89	ECU	Ecuador	6	1	1
90	DOM	Dominican Republic	6	1	1
91	DEN	Denmark	6	1	1
92	CZE	Czech Republic	6	1	1
93	CYP	Cyprus	6	1	1
94	CUB	Cuba	2		1
95	HRV	Croatia	6	1	1
96	CRI	Costa Rica	6	1	1
97	COL	Colombia	6	1	1
98	CHN	People's Republic of China	6	1	1	1	1	1
99	CHI	Chile	3	1	1
100	CAN	Canada	6	1	1	1
101	CMR	Cameroon	6	1	1
102	BFA	Burkina Faso	6	1	1
103	BGR	Bulgaria	6	1	1	1
104	BRA	Brazil	6	1	1	3
105	BWA	Botswana	6	1	1	1
106	BIH	Bosnia and Herzegovina	6	1	1
107	BOL	Bolivia	6	1	1
108	BTN	Bhutan				2
109	BEL	Belgium	6	1	1	1
110	BLR	Belarus	6	1	1
111	BGD	Bangladesh	6	1	1			1
112	AZE	Azerbaijan	6	1	1		1
113	AUT	Austria	6	1	1
114	AUS	Australia	6	1	1	2	1	1
115	ARM	Armenia	6	1	1	2
116	ARG	Argentina	6	1	1	1
117	ALG	Algeria	6	1	1	2	2
118	ALB	Albania	6	1	1

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