List of Billboard Mainstream Top 40 number-one songs of 2010
Introduction This is a list of songs which reached number one on the ''Billboard'' '''Mainstream Top 40''' (or Pop Songs) chart in 2010.During 2010, a total of 17 singles hit number-one on the charts.
Chart history +KeyIndicates best-performing single of 2010Issue dateSongArtist(s)Ref. January 2    "Replay"  Iyaz   January 9    January 16   "Bad Romance"  Lady Gaga  January 23    January 30    February 6   "Tik Tok"   Ke$ha  February 13    February 20    February 27    March 6    March 13     March 20     March 27   "Telephone"  Lady Gaga featuring Beyoncé  April 3    April 10    April 17     April 24   "In My Head"  Jason Derülo  May 1     May 8   "Rude Boy"  Rihanna  May 15    May 22   "Nothin' on You"  B.o.B featuring Bruno Mars  May 29    "Break Your Heart"  Taio Cruz featuring Ludacris  June 5     June 12    June 19   "Your Love Is My Drug"  Ke$ha  June 26   July 3   "California Gurls"   Katy Perry featuring Snoop Dogg   July 10    July 17    July 24    July 31   August 7   August 14   August 21  "Love the Way You Lie"   Eminem featuring Rihanna  August 28    September 4  "Dynamite"  Taio Cruz  September 11   September 18   September 25   October 2  "Teenage Dream"  Katy Perry October 9   October 16   October 23   October 30  "Just the Way You Are"  Bruno Mars November 6  November 13  November 20 "Just a Dream"  Nelly November 27  December 4 "Only Girl (In the World)"  Rihanna December 11  December 18  December 25 "Raise Your Glass"  P!nk
See also *2010 in music
References
External links * Current ''Billboard'' Pop Songs chart