No.
[1]
,
[2]
,
[3]
,
[4]
,
[5]
,
[6]
http://www.cnn.com/2007/POLITICS/01/22/obama.madrassa/index.html
http://www.foxnews.com/story/0,2933,317031,00.html
http://www.msnbc.msn.com/id/16813267/
http://urbanlegends.about.com/library/bl_barack_obama_muslim.htm
http://www.snopes.com/politics/obama/muslim.asp
http://www.barackobama.com/factcheck/2007/11/12/obama_has_never_been_a_muslim_1.php