新加坡加入就成G21了吧？

日本支持新加坡加入G20




Region Member Leader Finance Minister Central Bank Governor Chairmanship
Africa South Africa
President
Jacob Zuma
Minister of Finance
Pravin Gordhan
Gill Marcus
2007
Latin
America Argentina
President
Cristina Fernández de Kirchner
Minister of Economy
Amado Boudou
Mercedes Marcó del Pont
Brazil
President
Luiz Inácio Lula da Silva
Minister of Finance
Guido Mantega
Henrique Meirelles
2008
Northern America Canada
Prime Minister
Stephen Harper
Minister of Finance
Jim Flaherty
Mark Carney
1999 - 2001
Mexico
President
Felipe Calderón
Secretary of Finance
Ernesto Cordero Arroyo
Agustín Carstens
2003
United States
President
Barack Obama
Secretary of the Treasury
Timothy Geithner
Ben Bernanke
East Asia China
President
Hu Jintao
Minister of Finance
Xie Xuren
Zhou Xiaochuan
2005
Japan
Prime Minister
Yukio Hatoyama
Minister of Finance
Naoto Kan
Masaaki Shirakawa
South Korea
President
Lee Myung-bak
Minister of Strategy
and Finance
Yoon Jeung-hyun
Kim Joong-soo
2010
South Asia India
Prime Minister
Manmohan Singh
Minister of Finance
Pranab Mukherjee
Duvvuri Subbarao
2002
Southeast
Asia Indonesia
President
Susilo Bambang Yudhoyono
Minister of Finance
Sri Mulyani Indrawati
Darmin Nasution
Southwest
Asia Saudi Arabia
King
Abdullah
Minister of Finance
Ibrahim Abdulaziz Al-Assaf
Muhammed Al-jasser
Turkey
Prime Minister
Recep Tayyip Erdoğan
Minister of Finance
Mehmet Şimşek
Durmuş Yılmaz
Europe European Union
E. Council President[7]
Commission President[7]
Herman Van Rompuy
José Manuel Barroso
Commissioner for Economic
and Monetary Affairs
Olli Rehn
Jean-Claude Trichet
France
President
Nicolas Sarkozy
Minister of the Economy,
Industry and Employment
Christine Lagarde
Christian Noyer
Germany
Chancellor
Angela Merkel
Minister of Finance
Wolfgang Schäuble
Axel A. Weber
2004
Italy
Prime Minister
Silvio Berlusconi
Minister of Economy
and Finance
Giulio Tremonti
Mario Draghi
Russia
President
Dmitry Medvedev
Minister of Finance
Alexei Leonidovich Kudrin
Sergey Mikhaylovich Ignatyev
United Kingdom
Prime Minister
Gordon Brown
Chancellor of the Exchequer
Alistair Darling
Mervyn King
2009
Oceania Australia