FIDE World Rankings

The Fédération Internationale des Échecs (FIDE) is the organization that governs international chess competition. At monthly intervals, FIDE publishes the lists "Top 100 Players", "Top 100 Women", "Top 100 Juniors" and "Top 100 Girls", as well as rankings of countries according to the average rating of their top 10 players and top 10 female players. The Elo rating system is used.