24 Members (excluding the associate or suspended members but including the countries represented on their behalf) [The rulers are not necessarily the representatives in the organisation. ] :
 |  | ARGENTINE | (Buenos Aires a + Olivos r) |  | President Alberto Fernandez |  | |
 |  | AUSTRALIA | (Canberra) |  | David Hurley |  | |
 |  | BRAZIL | (Brasilia) |  | President Jair Bolsonaro | | |
 |  | CANADA | (Ottawa) |  | Queen Elizabeth II |  | |
 |  | SWITZERLAND | (Berne lq + Lausanne j) |  | President Simonetta Sommaruga |  | |
 |  | CHINA | (Beijing) |  | Xi Jinping |  | |
 |  | GERMANY | (Berlin ar + Bonn lr + Karlsruhe d) |  | Bundespresident Frank-Walter Steinmeier | | |
 |  | SPAIN | (Madrid) |  | King Philip VI | | |
 |  | FRANCE | (Paris) |  | President Emmanuel Macron | | |
 |  | HONG KONG | (Victoria City) | | Xi Jinping | | |
 |  | INDONESIA | (Jakarta a + Bogor r + Chipanas r + Yogyakarta r + Tampaksiring r) |  | President Joko Widodo | | |
 |  | INDIA | (New Delhi a + Simla s + Bolarum w) |  | President Ram Nath Kovind | | |
 |  | ITALY | (Rome a) |  | President Sergio Mattarella | | |
 |  | JAPAN | (Tokyo) |  | Emperor Naruhito | | |
 |  | SOUTH KOREA | (Seoul adknr + Sejong b) |  | President Moon Jae-In | | |
 |  | MEXICO | (Mexico City) |  | President Andres Manuel Lopez Obrador | | |
 |  | NETHERLANDS | (Amsterdam a + The Hague jlr + Wassenaar r) |  | King Willem-Alexander | | |
 |  | RUSSIA | (Moscow a + Saint Petersburg d) |  | President Vladimir Putin | | |
 |  | SAUDI ARABIA | (Riyadh) |  | King Salman | | |
 |  | SINGAPORE | (Singapore) |  | President Halimah Yacob | | |
 |  | TURKEY | (Ankara a + Marmaris s) |  | President Recep Tayyip Erdogan | | |
 |  | UNITED KINGDOM | (London a + Westminster lr + Edinburgh s + Windsor r) | | Queen Elizabeth II | | |
 |  | AMERICA | (Washington-District of Columbia) |  | President Donald Trump | | |
 |  | SOUTH AFRICA | (Pretoria ae + Cape Town l + Bloemfontein j + Johannesburg d) |  | President Cyril Ramaphosa |  | |
