2026
Colombia
Theory3 problems
IPhO Problems and Solutions
The oldest and best known of the physics olympiads, first held in Warsaw in 1967. Each country sends up to five students for a theoretical and an experimental exam. Many older exams contain errors, catalogued in Stefan Ivanov's errata list.
2025
France
Theory3 problems
Experimental2 problems
2024
Iran
2023
Japan
2022
Switzerland
2021
Lithuania
2020
IdPhO
2019
Israel
2018
Portugal
2017
Indonesia
2016
Switzerland
2015
India
Theory3 problems
2014
Kazakhstan
2013
Denmark
2012
Estonia
2011
Thailand
Theory3 problems
2010
Croatia
2009
Mexico
Theory3 problems
2008
Vietnam
Theory3 problems
2007
Iran
2006
Singapore
Theory3 problems
2005
Spain
Theory3 problems
2004
Korea
2003
Taiwan
Theory3 problems
2002
Indonesia
Theory3 problems
2001
Turkey
2000
United Kingdom
1999
Italy
1998
Iceland
1997
Canada
1996
Norway
1995
Australia
Theory3 problems
1994
China
Theory3 problems
1993
USA
1992
Finland
Theory3 problems
1991
Cuba
1990
Netherlands
1989
Poland
1988
Austria
1987
East Germany
1986
United Kingdom
1985
Yugoslavia
1984
Sweden
1983
Romania
1982
West Germany
1981
Bulgaria
1979
Soviet Union
1977
Czechoslovakia
1976
Hungary
Theory3 problems
1975
East Germany
1974
Poland
1972
Romania
1971
Bulgaria
Theory4 problems
1970
Soviet Union
1969
Czechoslovakia
1968
Hungary
1967
Poland