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

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