 Open event at the 42nd Chess Olympiad

The open event at the 42nd Chess Olympiad, organised by the Fédération Internationale des Échecs (FIDE), was held from 2–13 September 2016 in Baku, Azerbaijan.It had to be contested by a record number of 180 teams representing 175 nations, however 10 of these did not arrive so the actual participation was 170 teams.