title: List of number-one dance airplay hits of 2009 (U.S.)
text: # List of number-one dance airplay hits of 2009 (U.S.)
  
  These are the Billboard magazine Hot Dance Airplay number-one hits of 2009.
  
  Note that Billboard publishes charts with an issue date approximately 7–10 days in advance.
  
  | Issue date | Song | Artist(s) | Remixer(s) |
  | - | - | - | - |
  | January 3 | "Miles Away" | Madonna | Thin White Duke, Morgan Page, Johnny Vicious, Rebirth, Aaron LaCrate |
  | January 10 | "Single Ladies (Put a Ring on It)" | Beyoncé | Maurice Joshua, Craig C, Dave Audé, DJ Escape, Tony Coluccio |
  | January 17 | "Single Ladies (Put a Ring on It)" | Beyoncé | Maurice Joshua, Craig C, Dave Audé, DJ Escape, Tony Coluccio |
  | January 24 | "Single Ladies (Put a Ring on It)" | Beyoncé | Maurice Joshua, Craig C, Dave Audé, DJ Escape, Tony Coluccio |
  | January 31 | "Imagination" | Jes | Kaskade, Tiesto |
  | February 7 | "Poker Face" | Lady Gaga | Dave Audé, Jody Den Broeder |
  | February 14 | "Poker Face" | Lady Gaga | Dave Audé, Jody Den Broeder |
  | February 21 | "Poker Face" | Lady Gaga | Dave Audé, Jody Den Broeder |
  | February 28 | "Poker Face" | Lady Gaga | Dave Audé, Jody Den Broeder |
  | March 7 | "Poker Face" | Lady Gaga | Dave Audé, Jody Den Broeder |
  | March 14 | "Poker Face" | Lady Gaga | Dave Audé, Jody Den Broeder |
  | March 21 | "Poker Face" | Lady Gaga | Dave Audé, Jody Den Broeder |
  | March 28 | "Poker Face" | Lady Gaga | Dave Audé, Jody Den Broeder |
  | April 4 | "Poker Face" | Lady Gaga | Dave Audé, Jody Den Broeder |
  | April 11 | "Poker Face" | Lady Gaga | Dave Audé, Jody Den Broeder |
  | April 18 | "Poker Face" | Lady Gaga | Dave Audé, Jody Den Broeder |
  | April 25 | "Poker Face" | Lady Gaga | Dave Audé, Jody Den Broeder |
  | May 2 | "Poker Face" | Lady Gaga | Dave Audé, Jody Den Broeder |
  | May 9 | "Poker Face" | Lady Gaga | Dave Audé, Jody Den Broeder |
  | May 16 | "Poker Face" | Lady Gaga | Dave Audé, Jody Den Broeder |
  | May 23 | "Infinity 2008" | Guru Josh Project | Klaas, Jerome Isma-ae |
  | May 30 | "Infinity 2008" | Guru Josh Project | Klaas, Jerome Isma-ae |
  | June 6 | "When Love Takes Over" | David Guetta featuring Kelly Rowland | |
  | June 13 | "When Love Takes Over" | David Guetta featuring Kelly Rowland | |
  | June 20 | "When Love Takes Over" | David Guetta featuring Kelly Rowland | |
  | June 27 | "When Love Takes Over" | David Guetta featuring Kelly Rowland | |
  | July 4 | "When Love Takes Over" | David Guetta featuring Kelly Rowland | |
  | July 11 | "When Love Takes Over" | David Guetta featuring Kelly Rowland | |
  | July 18 | "When Love Takes Over" | David Guetta featuring Kelly Rowland | |
  | July 25 | "Let the Feelings Go" | Annagrace | Peter Luts, Sem Thomassen/S. Tempel, Hardwell |
  | August 1 | "Let the Feelings Go" | Annagrace | Peter Luts, Sem Thomassen/S. Tempel, Hardwell |
  | August 8 | "When Love Takes Over" | David Guetta featuring Kelly Rowland | |
  | August 15 | "When Love Takes Over" | David Guetta featuring Kelly Rowland | |
  | August 22 | "Let the Feelings Go" | Annagrace | |
  | August 29 | "Let the Feelings Go" | Annagrace | |
  | September 5 | "Let the Feelings Go" | Annagrace | |
  | September 12 | "Let the Feelings Go" | Annagrace | |
  | September 19 | "Let the Feelings Go" | Annagrace | |
  | September 26 | "Evacuate the Dancefloor" | Cascada | Wideboys, Chriss Ortega, Frisco, Cahill, Rob Mayth, Lockout, PH, Ultrabeat |
  | October 3 | "Evacuate the Dancefloor" | Cascada | Wideboys, Chriss Ortega, Frisco, Cahill, Rob Mayth, Lockout, PH, Ultrabeat |
  | October 10 | "Obsessed" | Mariah Carey | Gucci Mane, Seamus Haji & Paul Emanuel, Jump Smokers, Friscia & Lamboy, Tim Cahill |
  | October 17 | "I Remember" | Deadmau5 vs. Kaskade | J Majik & Wickaman, Caspa |
  | October 24 | "I Remember" | Deadmau5 vs. Kaskade | J Majik & Wickaman, Caspa |
  | October 31 | "Sexy Chick" | David Guetta featuring Akon | |
  | November 7 | "Sexy Chick" | David Guetta featuring Akon | |
  | November 14 | "Sexy Chick" | David Guetta featuring Akon | |
  | November 21 | "I Will Be Here" | Tiësto featuring Sneaky Sound System | Tiësto, Benny Benassi, Wolfgang Gartner, Laidback Luke |
  | November 28 | "I Will Be Here" | Tiësto featuring Sneaky Sound System | Tiësto, Benny Benassi, Wolfgang Gartner, Laidback Luke |
  | December 5 | "Sexy Chick" | David Guetta featuring Akon | |
  | December 12 | "Sexy Chick" | David Guetta featuring Akon | |
  | December 19 | "Kiss Me Back" | Kim Sozzi | Jeff Martens |
  | December 26 | "Sexy Chick" | David Guetta featuring Akon | |
  