List of regional organizations by population

List of Regions by Population Template:Listdev

Entities	Population	% of World Population	Source
World	6,594,000,000	100%	Population clock
Template:Flagicon African Union	850,000,000	12.92%	(membership overlap with Arab League)
File:Flag of the League of Arab States.svg Arab League	319,473,779	4.85%	(membership overlap with African Union)
Template:Flagicon Association of Southeast Asian Nations	558,812,200	8.49%
Template:Flagicon Commonwealth of Independent States	273,238,800	4.15%
Template:Flagicon European Union	494,900,000	7.52%	Eurostat data ^[1]
Template:Flagicon Mercosur	265,212,435	4.03%	(membership overlap with Union of South American Nations)
Template:Flagicon South Asian Association for Regional Cooperation	1,467,255,669	22.3%
File:Flags of the Union of South American Nations.gif Union of South American Nations	379,782,748	5.77%	(membership overlap with Mercosur)
Template:Flagicon Commonwealth of Nations	1,921,974,000	29.2%	(membership overlap with European Union, African Union, Arab League, South Asian Association for Regional Cooperation, Union of South American Nations, and Association of Southeast Asian Nations)
File:ECO logo.png Economic Cooperation Organization	405,139,000	6.16%

References

↑ Eurostat population demography data as of 1 January 2006, extrapolated to 1 January 2007