Facebook - of course!
Well, we know who have the least - we do! But as for the most facebook fans, that honour goes to Facebook with a whopping 52,144,321 Fans and growing at an alarming rate of 49,767/day, 366,776/week and 2,076,689/ month as of September 06, 2011!
How can anyone come close to that or even compete? Actually,
Texas Hold 'em Poker is a close 2nd with an astounding 49,758,136 Fans!
As a matter of fact, 4 out of the top 5 of the organizations with the most Fans are in the United States with with the island of Barbados breaking the pattern thanks to it's famous singer - Rihanna.
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