International Mathematical Olympiad
IMO 2024
IMO 2025
Timeline
Countries
Results
Search
Problems
Hall of fame
About IMO
Links and Resources
de
en
es
fr
ru
◄
22
nd
IMO 1981
►
Country results
•
Individual results
•
Statistics
Contestant
[
♀
♂
]
[↔]
Country
P1
P2
P3
P4
P5
P6
∑
Total
#
Rank
Award
Ziegler Günter M.
Germany
7
7
7
7
7
7
42
1
Gold medal
Zhuber - Okrog Kuno
Austria
6
7
0
5
5
7
30
89
Bronze medal
Yuen David
United States of America
33
74
Bronze medal
Wróblewski Jarosław
Poland
7
7
7
7
7
7
42
1
Gold medal
Wöginger Gerhard
Austria
1
4
7
4
1
4
21
120
Wilson Richard
Australia
28
94
Bronze medal
West Julian
Canada
1
2
5
7
7
7
29
90
Bronze medal
Wenceslau Helder
Brazil
23
113
Vukotić Dragan
Yugoslavia
20
124
Vélez Ricardo
Colombia
14
141
van der Wagt Paul
Netherlands
6
7
5
4
7
7
36
58
Silver medal
van de Schaaf Sieds
Netherlands
1
2
3
4
6
0
16
136
van de Leemput Bart
Netherlands
1
7
0
6
7
6
27
99
Bronze medal
Tuuri Heikki
Finland
33
74
Bronze medal
Tsanov Iotov Miroslav
Bulgaria
32
79
Bronze medal
Toro Tatiana
Colombia
1
183
Timar Charles S.
Canada
7
6
5
6
6
7
37
50
Silver medal
Tardos Gábor
Hungary
40
37
Silver medal
Szabó Endre
Hungary
41
27
Gold medal
Świątek Jarosław
Poland
35
65
Silver medal
Sundborg Bo
Sweden
18
127
Suárez Herbert
Colombia
14
141
Stong Richard
United States of America
39
40
Silver medal
Steenis Bernard
Belgium
38
43
Silver medal
Smith Stephen Paul (Paul)
United Kingdom
27
99
Bronze medal
Skinner Ken
Australia
4
0
0
2
0
2
8
167
Skarke Harald
Austria
7
7
7
7
7
7
42
1
Gold medal
Simonyi Gábor
Hungary
7
7
7
7
7
7
42
1
Gold medal
Shulman Leonard
Israel
16
136
Sgall Jiří
Czechoslovakia
0
7
7
7
5
6
32
79
Bronze medal
Schicho Josef
Austria
7
7
2
7
7
7
37
50
Silver medal
Sánchez Marlon
Venezuela
1
183
Saldanha Nicolau Corçao
Brazil
7
7
7
7
7
7
42
1
Gold medal
Saksman Eero
Finland
38
43
Silver medal
Roth Michael
Germany
28
94
Bronze medal
Rosso Marc
France
18
127
Ross Kenneth
Australia
12
156
Rönkkö Timo
Finland
9
164
Roitner Heinz
Austria
7
7
1
7
7
7
36
58
Silver medal
Roche James
United States of America
35
65
Silver medal
Rittri Mikael
Sweden
28
94
Bronze medal
Rickard Jeremy Charles
United Kingdom
41
27
Gold medal
Rantzer Anders
Sweden
32
79
Bronze medal
Råde Johan
Sweden
38
43
Silver medal
Rabinovitch Yuri
Israel
25
104
Raaf Bernhard
Germany
41
27
Gold medal
Primer Jeremy
United States of America
7
7
7
7
7
7
42
1
Gold medal
Pollak Günter
Austria
7
7
6
7
7
7
41
27
Gold medal
Petrescu Mihai
Romania
*
Bronze medal
Petkov Mitev Todor
Bulgaria
41
27
Gold medal
Perez Raul
Cuba
14
141
Pereyra Maria Cristina
Venezuela
23
113
Patruno Gregg
United States of America
39
40
Silver medal
On Lam Wing
Australia
10
162
Neto Antonio Caldas
Brazil
14
141
Neschen Martin
Germany
7
7
7
7
7
7
42
1
Gold medal
Nenov Ivanov Alexander
Bulgaria
34
72
Silver medal
Nekovář Jan
Czechoslovakia
7
7
7
7
7
7
42
1
Gold medal
Moreno Frias Ernesto
Cuba
6
169
Moraru Ion
Romania
*
Bronze medal
Montgomery-Smith Stephen John
United Kingdom
38
43
Silver medal
Mitrea Marius
Romania
*
Silver medal
Miljković Nikola
Yugoslavia
35
65
Silver medal
Milanov Kolev Emil
Bulgaria
37
50
Silver medal
Mendes Henrique
Brazil
13
149
Mejia Mario
Colombia
13
149
Medina Hernández Raúl
Mexico
1
183
Medina Nelson
Colombia
14
141
McKay Stephen
Australia
17
131
Max Guido
Belgium
3
175
Martinez Andrei
Cuba
25
104
Maliszewski Aleksander
Poland
28
94
Bronze medal
Maldonaldo Duarte Aldo René
Mexico
2
180
Maennel Hartmut
Germany
7
7
7
7
7
7
42
1
Gold medal
Łaba Izabella
Poland
24
110
Louis Domingo
Cuba
22
117
López López Francisco Javier
Mexico
4
172
Loones Marie-Anne
Belgium
3
175
Ležaić Nina
Yugoslavia
37
50
Silver medal
Lev Yuri
Israel
29
90
Bronze medal
Lejter Moisés
Venezuela
4
172
Leeb Bernhard
Germany
37
50
Silver medal
Lederman Marcos
Colombia
11
160
Leader Imre Bennett
United Kingdom
37
50
Silver medal
Lavaurs Pierre
France
7
7
7
7
7
7
42
1
Gold medal
Lau Gustavo
Venezuela
14
141
Lahtonen Jyrki
Finland
31
86
Bronze medal
Kuylenstierna Hans-Olof
Sweden
32
79
Bronze medal
Kronheimer Peter Benedict
United Kingdom
38
43
Silver medal
Kříž Igor
Czechoslovakia
7
7
7
6
6
7
40
37
Silver medal
Kreuzer Martin
Germany
39
40
Silver medal
Krammer Daan
Netherlands
1
7
7
7
7
7
36
58
Silver medal
Kostadinov Statelov Dimiter
Bulgaria
28
94
Bronze medal
Kinaret Kari
Finland
10
162
Kiema Ilkka
Finland
17
131
Károlyi Gyula
Hungary
41
27
Gold medal
Kapuściński Roman
Poland
36
58
Silver medal
Kapidakis Sarantos
Greece
24
110
Kalmanson Noam
Israel
31
86
Bronze medal
Jonasson Arndt
Sweden
17
131
Jevtić Radovan
Yugoslavia
23
113
Jacquemin Michel
Belgium
25
104
Jackson Ian Robert Hart
United Kingdom
36
58
Silver medal
Iordanov Vodev Georgi
Bulgaria
7
7
7
7
7
7
42
1
Gold medal
Huuskonen Taneli
Finland
41
27
Gold medal
Hurkens Tonny
Netherlands
7
7
2
7
7
7
37
50
Silver medal
Hunt Brian
United States of America
7
7
7
7
7
7
42
1
Gold medal
Hrycak Tomasz
Poland
41
27
Gold medal
Honkala Iiro
Finland
27
99
Bronze medal
Heenan Geoffrey
Australia
12
156
Guterman José
Colombia
13
149
Grinchuk Mikhail
Union of Soviet Socialist Republics
7
7
7
7
7
7
42
1
Gold medal
Grigorova Ivanova Emilia
Bulgaria
33
74
Bronze medal
Gowers William Timothy (Tim)
United Kingdom
7
7
7
7
7
7
42
1
Gold medal
Gonzalez Marco A.
Cuba
9
164
Gonthier Georges
Canada
7
7
7
7
7
7
42
1
Gold medal
Goldstern Martin
Austria
7
7
6
7
7
7
41
27
Gold medal
Goemans Michel
Belgium
24
110
Gillis Nanna
Belgium
6
169
Georgiev Ianakiev Krasimir
Bulgaria
40
37
Silver medal
Gasper Ortwin
Germany
41
27
Gold medal
Flores Riviera Ciro Filemón
Mexico
3
175
Fisher Benji
United States of America
7
7
7
7
7
7
42
1
Gold medal
Filho Tomas Pelosi
Brazil
21
120
Farmer Jim
Australia
13
149
Elst Lea
Belgium
3
175
Elkies Noam
United States of America
7
7
7
7
7
7
42
1
Gold medal
Elez Nebojša
Yugoslavia
32
79
Bronze medal
Ekishev Yuri
Union of Soviet Socialist Republics
36
58
Silver medal
Dos Reis Oscar
Venezuela
4
172
Domingues Antonio José Madeira
Brazil
17
131
Despić Mladen
Yugoslavia
7
7
7
7
7
7
42
1
Gold medal
Deman Ivan
Belgium
37
50
Silver medal
de Vries Erick
Netherlands
0
2
1
0
7
7
17
131
David Sinnou
France
29
90
Bronze medal
Dauphin Michel
Luxembourg
7
7
7
7
7
7
42
1
Gold medal
Dager Salomon René
Cuba
12
156
Couf Petr
Czechoslovakia
7
7
3
7
7
7
38
43
Silver medal
Ciosłowski Jerzy
Poland
18
127
Chuva Alexandre
Brazil
21
120
Chew John
Canada
7
7
2
6
6
7
35
65
Silver medal
Chekanov Yuri
Union of Soviet Socialist Republics
7
7
7
7
7
7
42
1
Gold medal
Chanyshev Airat
Union of Soviet Socialist Republics
35
65
Silver medal
Cavalieros Roberto
Venezuela
9
164
Casserau Didier
France
8
167
Carlsson Ulf
Sweden
20
124
Cardoso Luis
Brazil
21
120
Calderón Rodrigo
Colombia
13
149
Bucicovski Orest
Romania
*
Silver medal
Bowman John
Canada
1
2
0
3
3
7
16
136
Bouwens Bram
Netherlands
6
6
1
5
7
0
25
104
Bošnjak Ivica
Yugoslavia
31
86
Bronze medal
Bonnaud Hervé
France
26
102
Bronze medal
Blair Alan
Australia
22
117
Binder Andreas
Austria
7
7
7
7
7
7
42
1
Gold medal
Biedrzycki Witold
Poland
35
65
Silver medal
Bertin Jean-François
France
7
7
7
7
7
7
42
1
Gold medal
Bernier David
Canada
0
2
7
7
0
7
23
113
Bernhardsson Bo
Sweden
22
117
Bensahel Jean-François
France
15
139
Bennet Mark David
United Kingdom
7
7
7
7
7
7
42
1
Gold medal
Bednárik Jozef
Czechoslovakia
7
7
7
7
3
7
38
43
Silver medal
Barreras Jorge L.
Cuba
19
126
Barajas Félix Sergio
Mexico
2
180
Baragar Arthur
Canada
0
7
0
5
6
7
25
104
Azar Yossi
Israel
7
7
7
7
7
7
42
1
Gold medal
Aurer Igor
Yugoslavia
26
102
Bronze medal
Aubert Anne-Marie
France
29
90
Bronze medal
Ash David
Canada
7
7
7
7
7
7
42
1
Gold medal
Ariza Jose I.
Cuba
34
72
Silver medal
Aralkin Andrei
Union of Soviet Socialist Republics
33
74
Bronze medal
Aquinin Nisin
Venezuela
3
175
Alexeev Valery
Union of Soviet Socialist Republics
7
7
7
7
7
7
42
1
Gold medal
Admiraal Erik
Netherlands
0
7
0
5
7
6
25
105
Ackerman Boris
Venezuela
6
169
Abramovich Dan
Israel
32
79
Bronze medal
?
Greece
2
180
?
Greece
11
160
?
Greece
12
156
?
Greece
13
149
?
Greece
13
149
?
Greece
14
141
?
Greece
15
139
?
Tunisia
14
141
?
Tunisia
18
127
*
Names and scores are known but cannot be matched.
Results may not be complete and may include mistakes. Please send relevant information to the webmaster:
webmaster@imo-official.org
.
Supported by Google