title: List of Ultratop 50 number-one singles of 2009
text: # List of Ultratop 50 number-one singles of 2009
  
  These hits topped the Ultratop 50 in 2009.
  
  | Date | Title | Artist |
  | - | - | - |
  | 3 January | "Home" | Tom Helsen & Geike Arnaert |
  | 10 January | "Home" | Tom Helsen & Geike Arnaert |
  | 17 January | "Home" | Tom Helsen & Geike Arnaert |
  | 24 January | "Home" | Tom Helsen & Geike Arnaert |
  | 31 January | "Use Somebody" | Kings of Leon |
  | 7 February | "Use Somebody" | Kings of Leon |
  | 14 February | "Mijn leven" | Andy Sierens A.K.A. Vijvenveertig featuring Hooverphonic |
  | 21 February | "Poker Face" | Lady Gaga |
  | 28 February | "Mijn leven" | Andy Sierens A.K.A. Vijvenveertig featuring Hooverphonic |
  | 7 March | "Poker Face" | Lady Gaga |
  | 14 March | "Poker Face" | Lady Gaga |
  | 21 March | "Poker Face" | Lady Gaga |
  | 28 March | "Poker Face" | Lady Gaga |
  | 4 April | "Poker Face" | Lady Gaga |
  | 11 April | "Poker Face" | Lady Gaga |
  | 18 April | "Poker Face" | Lady Gaga |
  | 25 April | "Poker Face" | Lady Gaga |
  | 2 May | "Düm Tek Tek" | Hadise |
  | 9 May | "Düm Tek Tek" | Hadise |
  | 16 May | "Jungle Drum" | Emiliana Torrini |
  | 23 May | "Düm Tek Tek" | Hadise |
  | 30 May | "Fairytale" | Alexander Rybak |
  | 6 June | "Fuck You" | Lily Allen |
  | 13 June | "Fuck You" | Lily Allen |
  | 20 June | "Fuck You" | Lily Allen |
  | 27 June | "Boom Boom Pow" | The Black Eyed Peas |
  | 4 July | "I Know You Want Me (Calle Ocho)" | Pitbull |
  | 11 July | "I Know You Want Me (Calle Ocho)" | Pitbull |
  | 18 July | "Blackout" | Milk Inc. |
  | 25 July | "Blackout" | Milk Inc. |
  | 1 August | "I Know You Want Me (Calle Ocho)" | Pitbull |
  | 8 August | "I Gotta Feeling" | Black Eyed Peas |
  | 15 August | "I Gotta Feeling" | Black Eyed Peas |
  | 22 August | "I Gotta Feeling" | Black Eyed Peas |
  | 29 August | "I Gotta Feeling" | Black Eyed Peas |
  | 5 September | "I Gotta Feeling" | Black Eyed Peas |
  | 12 September | "I Gotta Feeling" | Black Eyed Peas |
  | 19 September | "I Gotta Feeling" | Black Eyed Peas |
  | 26 September | "I Gotta Feeling" | Black Eyed Peas |
  | 3 October | "Sexy Bitch" | David Guetta featuring Akon |
  | 10 October | "Papillon" | Editors |
  | 17 October | "MaMaSé!" | K3 |
  | 24 October | "MaMaSé!" | K3 |
  | 31 October | "MaMaSé!" | K3 |
  | 7 November | "MaMaSé!" | K3 |
  | 14 November | "MaMaSé!" | K3 |
  | 21 November | "MaMaSé!" | K3 |
  | 28 November | "MaMaSé!" | K3 |
  | 5 December | "Meet Me Halfway" | Black Eyed Peas |
  | 12 December | "Meet Me Halfway" | Black Eyed Peas |
  | 19 December | "Meet Me Halfway" | Black Eyed Peas |
  | 26 December | "Meet Me Halfway" | Black Eyed Peas |
  