International Biology Olympiad

The International Biology Olympiad (IBO) is an annual world-leading biology competition for high school students. The 37th IBO will take place in Vilnius, Lithuania from 2026-07-12 to 2026-07-19. Participants are assessed on theoretical biological problems and practical laboratory tasks. The event brings together national teams from many countries to compete for medals.

Medals awarded to top participants (gold, silver, bronze).

High school students representing their countries.

Students are selected by and sent from their country as one of four national winners; teams are accompanied by two team leaders.