As the map shows, the countries that comprise the G-20 include Argentina, Australia, Brazil, Canada, China, European Union, France, Germany, India, Indonesia, Italy, Japan, Mexico, Russia, Saudi Arabia, South Africa, Republic of Korea, Turkey, United Kingdom, and the United States of America.
The European Union member states that make up the G-20 are not individually represented. They are represented by the President of the European Council. The first G-20 summit was held in the United States in November 2008, hosted by the capital city, that is, Washington D.C. In 2011, the summit was held in Cannes in November. The next G-20 summit is scheduled to take place in Mexico in 2012; it will be hosted by the city of Los Cabos.
| European Union (EU) | Australia |
| Brazil | Canada |
| China | Argentina |
| France | Germany |
| India | Indonesia |
| Italy | Japan |
| Mexico | Russia |
| Saudi Arabia | South Africa |
| Republic of Korea | Turkey |
| United Kingdom | United States of America |
| Austria | Belgium |
| Bulgaria | Cyprus |
| Czech Republic | Denmark |
| Estonia | Finland |
| France (Common) | Germany (Common) |
| Greece | Hungary |
| Ireland | Italy (Common) |
| Latvia | Lithuania |
| Luxembourg | Malta |
| Netherlands | Poland |
| Portugal | Romania |
| Slovakia | Slovenia |
| Spain | Sweden |
| United Kingdom (Common) |







