List of Mainstream Top 40 number-one hits of 2008 (U.S.)
This list of number-one hits on the Mainstream Top 40 charts in 2008. They were published by the U.S. magazine Billboard. This year there were 15 leaders.
- Timbaland feat. OneRepublic - Apologize 8 weeks ( November 17, 2007 - January 11, 2008)
- 5 weeks ( January 12-February 15 )
- 6 weeks ( February 16-March 28 )
- 2 weeks ( March 29-April 11 )
- 2 weeks ( April 12 to April 25 )
- 9 weeks ( May 3 to July 4 )
- 3 weeks ( July 5 to July 25 )
- 5 weeks ( July 26 to August 29 )
- 5 weeks ( August 30 to October 3 )
- 3 weeks ( October 4 to October 24 )
- 5 weeks ( 25 October to 28 November )
- 3 weeks ( November 29 to December 19 )