List of Mainstream Top 40 number-one hits of 2011 (U.S.)
This list of number-one hits on the Mainstream Top 40 charts in 2011. They were published by the U.S. magazine Billboard. This year there were 18 leaders.
- Pink - Raise Your Glass 2 weeks (25 December 2010 - 7 January 2011)
- 4 weeks ( 8 January to 4 February )
- 5 weeks ( February 5 to March 11 )
- 2 weeks ( 12 March to 25 March )
- 2 weeks ( March 26-April 8 )
- 6 weeks ( April 30 to June 10 )
- 5 weeks ( June 11 to July 15 )
- 3 weeks ( 16 Julli - August 5 )
- 6 weeks ( August 13 to September 23 )
- 6 weeks ( October 1 to November 11 )
- 2 weeks ( November 12 to November 25 )
- 2 weeks ( November 26 to December 9 )
- 8 weeks (December 10, 2011 - February 3, 2012 )