# List of Billboard number-one dance singles of 2009

These are the Billboard magazine's number-one dance songs of 2009 on the Dance Club Songs, the Dance Singles Sales, and the Dance/Mix Show Airplay. The Hot Dance Club Songs was first published in 1976, ranking the most popular songs on dance club based on reports from a national sample of club DJs. The Dance/Mix Show Airplay was first published in 2003, ranking the songs based on dance radio airplay and mix-show plays on top 40 radio and select rhythmic radio as measured by Mediabase.
The first number-one Dance Club Song of the year was "I Hate This Part" by American pop girl group The Pussycat Dolls, which spent two consecutive weeks atop the chart. Multiple artists made one chart appearance, including The Killers with "Human", Donna Summer with "Fame (The Game)", LeAnn Rimes with "What I Cannot Change", Shontelle with "T-Shirt", and Lily Allen with "The Fear". American singer Mariah Carey garnered her fourteenth and fifteenth number-ones on the chart with "I Stay in Love" from her eleventh studio album E=MC² (2008) and with "Obsessed" from her twelfth studio album Memoirs of an Imperfect Angel (2009), respectively.
French DJ David Guetta topped the Dance Club chart two times with "Sexy Bitch", a collaboration with Akon, and with "When Love Takes Over", a collaboration with Kelly Rowland; "When Love Takes Over spent two consecutive weeks atop the chart, and ranked at number one on the 2009 Hot Dance Club Songs year end chart. The Pussycat Dolls and Kristine W both achieved three number one singles on the chart. In addition to "I Hate This Part", which peaked at number one for two consecutive weeks, The Pussycat Dolls also topped the chart with "Bottle Pop", a collaboration with Snoop Dogg, and "Hush Hush", featuring Nicole Scherzinger. Kristine W topped the chart with "Never", "Love Is the Look", and "Be Alright". Beyoncé and Lady Gaga were the only artists to achieve at least four number one songs on the chart. The former topped the chart with "Single Ladies (Put a Ring on It)", "Diva", "Halo", and "Sweet Dreams". The latter topped the chart with the songs "Poker Face", "LoveGame", "Paparazzi", and "Bad Romance".

## Club play and sales

| Issue date | Dance Club Songs | Artist(s) | Dance Singles Sales | Artist(s) |
| January 3 | "I Hate This Part" | The Pussycat Dolls | "Miles Away" | Madonna |
| January 10 | "I Hate This Part" | The Pussycat Dolls | "Womanizer" | Britney Spears |
| January 17 | "Single Ladies (Put a Ring on It)" | Beyoncé | "Poppin' Champagne" | All Time Low |
| January 24 | "Human" | The Killers | "Just Dance" | Lady Gaga Featuring Colby O'Donis |
| January 31 | "Fame (The Game)" | Donna Summer | "Just Dance" | Lady Gaga Featuring Colby O'Donis |
| February 7 | "Never" | Kristine W | "Evening Wear/Mark David Chapman" | Mindless Self Indulgence |
| February 14 | "I Stay in Love" | Mariah Carey | "Just Dance" | Lady Gaga Featuring Colby O'Donis |
| February 21 | "Poker Face" | Lady Gaga | "Just Dance" | Lady Gaga Featuring Colby O'Donis |
| February 28 | "What I Cannot Change" | LeAnn Rimes | "Just Dance" | Lady Gaga Featuring Colby O'Donis |
| March 7 | "T-Shirt" | Shontelle | "Omen" | The Prodigy |
| March 14 | "Away" | Enrique Iglesias featuring Sean Garrett | "Day 'N' Nite" | Kid Cudi |
| March 21 | "Long Distance" | Brandy | "Just Dance" | Lady Gaga Featuring Colby O'Donis |
| March 28 | "Diva" | Beyoncé | "Day 'N' Nite" | Kid Cudi |
| April 4 | "The Fear" | Lily Allen | "Halo" | Beyoncé |
| April 11 | "God in Me" | Mary Mary featuring Kierra "KiKi" Sheard | "Halo" | Beyoncé |
| April 18 | "Love Story" | Nadia Ali | "Halo" | Beyoncé |
| April 25 | "Love Is the Look" | Kristine W | "Halo" | Beyoncé |
| May 2 | "T.O.N.Y." | Solange | "Halo" | Beyoncé |
| May 9 | "Boom" | Anjulie | "Halo" | Beyoncé |
| May 16 | "Bottle Pop" | Pussycat Dolls featuring Snoop Dogg | "Halo" | Beyoncé |
| May 23 | "Halo" | Beyoncé | "Boom Boom Pow" | The Black Eyed Peas |
| May 30 | "Wrong" | Depeche Mode | "Boom Boom Pow" | The Black Eyed Peas |
| June 6 | "Beautiful U R" | Deborah Cox | "Boom Boom Pow" | The Black Eyed Peas |
| June 13 | "I'm Not Getting Enough" | Ono | "Boom Boom Pow" | The Black Eyed Peas |
| June 20 | "When Love Takes Over" † | David Guetta featuring Kelly Rowland | "Boom Boom Pow" | The Black Eyed Peas |
| June 27 | "When Love Takes Over" † | David Guetta featuring Kelly Rowland | "Boom Boom Pow" | The Black Eyed Peas |
| July 4 | "Bad, Bad Boy" | The Perry Twins featuring Niki Haris | "Halo" | Beyoncé |
| July 11 | "Now I'm That Bitch | Livvi Franc | "It's Alright, It's OK" | Ashley Tisdale |
| July 18 | "Body Rock" | Oceana | "It's Alright, It's OK" | Ashley Tisdale |
| July 25 | "LoveGame" | Lady Gaga | "Summertime Clothes" | Animal Collective |
| August 1 | "Love etc." | Pet Shop Boys | "Heads Will Roll" | Yeah Yeah Yeahs |
| August 8 | "Give You Everything" | Erika Jayne | "Winter Hill" | Doves |
| August 15 | "Hush Hush" | Pussycat Dolls featuring Nicole Scherzinger | "Make Her Say" | Kid Cudi Featuring Kanye West & Common |
| August 22 | "Waking Up in Vegas" | Katy Perry | "Make Her Say" | Kid Cudi Featuring Kanye West & Common |
| August 29 | "Crazy Possessive" | Kaci Battaglia | "Excess Vibration" | Christelle Starring DJ Numbawun |
| Sept. 5 | "Be Alright" | Kristine W | "Excess Vibration" | Christelle Starring DJ Numbawun |
| Sept. 12 | "Sweet Dreams" | Beyoncé | "Excess Vibration" | Christelle Starring DJ Numbawun |
| Sept. 19 | "Bulletproof" | La Roux | "Celebration" | Madonna |
| Sept. 26 | "Celebration" | Madonna | "Paparazzi" | Lady Gaga |
| October 3 | "Obsessed" | Mariah Carey | "Paparazzi" | Lady Gaga |
| October 10 | "She Wolf" | Shakira | "Higher Than The Stars" | The Pains Of Being Pure At Heart |
| October 17 | "Everybody Shake It" | Ralphi Rosario featuring Shawn Christopher | "Higher Than The Stars" | The Pains Of Being Pure At Heart |
| October 24 | "Sexy Bitch" | David Guetta featuring Akon | "Kelsey" | Metro Station |
| October 31 | "Release Me" | Agnes | "Celebration" | Madonna |
| November 7 | "Million Dollar Bill" | Whitney Houston | "Nobody" | Wonder Girls |
| November 14 | "Paparazzi" | Lady Gaga | "Whatcha Say" | Jason Derulo |
| November 21 | "Did You See Me Coming?" | Pet Shop Boys | "Quicksilver" | The CruxShadows |
| November 28 | "Fuck You" | Lily Allen | "Paparazzi" | Lady Gaga |
| December 5 | "S.O.S. (Let The Music Play)" | Jordin Sparks | "Paparazzi" | Lady Gaga |
| December 12 | "Perfect" | Depeche Mode | "Paparazzi" | Lady Gaga |
| December 19 | "Hang On" | Plumb | "Louder Than Boom" | Tiesto |
| December 26 | "Bad Romance" | Lady Gaga | "I'm A Tease" | Christelle Starring DJ Numbawun |
Key :
| † | Indicates best charting dance/club single of 2009 Note: Year-End most popular songs played in dance clubs, compiled from reports from a national sample of club DJs. |

## Airplay

| 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 | |