Since 1959

IMO Board

The International Mathematical Olympiad (IMO) Board oversees the IMO, the oldest and most prestigious international mathematical competition. Founded in 1959 in Romania, the IMO brings together the top pre-university mathematicians from over 100 countries each July.

Official Website

Competitions Organized

Olympiad

International Mathematical Olympiad

The oldest and most prestigious international math competition, bringing together top pre-university mathematicians from 100+ countries. Founded in 1959 in Romania.

Grades 10-12~600 contestants from 100+ countries