Other Organizations
- Antarctic Treaty
- Executive Secretary – Jan Huber, Netherlands (2004–present)
- Colombo Plan –
- Secretary-General – Patricia Yoon-Moi Chia, Malaysia (2007–present)
- Community of Portuguese Language Countries (CPLP)
- Executive Secretary – Domingos Simões Pereira, Guinea-Bissau (2008–2012)
- La Francophonie
- Secretary-General – Abdou Diouf, Senegal (2003–present)
- Intergovernmental Authority on Development (IGAD)
- Executive Secretary – Mahboub Maalim, Kenya (2008–present)
- International Court of Justice
- President – Rosalyn Higgins, United Kingdom (2006–present)
- International Criminal Court
- President –
- Philippe Kirsch, Canada (2003–2009)
- Song Sang-Hyun, South Korea (2009–present)
- President –
- International Criminal Police Organization (Interpol)
- Secretary-General – Ronald Noble, United States (2000–present)
- President – Khoo Boon Hui, Singapore (2008–present)
- International Maritime Organization
- Secretary-General – Efthimios E. Mitropoulos, Greece (2004–present)
- International Organization for Migration (IOM)
- Director-general – William Lacy Swing, United States (2008–present)
- International Telecommunication Union
- Secretary-General – Hamadoun Touré, Mali (2007–present)
- Organisation for the Prohibition of Chemical Weapons (OPCW)
- Director-General – Rogelio Pfirter, Argentina (2002–present)
- Organization of Petroleum Exporting Countries (OPEC)
- Secretary-General –
- Edmund Daukoru, Nigeria, acting (2006–present)
- Mohammed S. Barkindo, Nigeria, acting for Daukoru (2006–present)
- Secretary-General –
- International Federation of Red Cross and Red Crescent Societies
- President –
- Juan Manuel Suárez del Toro Rivero, Spain (2001–2009)
- Tadateru Konoé, Japan (2009-present)
- President –
- International Committee of the Red Cross
- President – Jakob Kellenberger, Switzerland (2000–present)
- Universal Postal Union
- Director-General – Édouard Dayan, France (2005–present)
- World Intellectual Property Organization (WIPO)
- Director-General – Francis Gurry (2008–present)
Read more about this topic: List Of International Organization Leaders In 2009