List of Ultratop 40 number-one singles of 2004
# List of Ultratop 40 number-one singles of 2004

This is a list of songs that topped the Belgian Walloon (francophone) Ultratop 40 charts in 2004.

| Issue date | Artist(s) | Title |
| - | - | - |
| January 3 | Tragédie | Hey Oh |
| January 10 | Star Academy 3 | L'Orange / Wot |
| January 17 | Star Academy 3 | L'Orange / Wot |
| January 24 | The Black Eyed Peas | Shut Up |
| January 31 | The Black Eyed Peas | Shut Up |
| February 7 | The Black Eyed Peas | Shut Up |
| February 14 | Kareen Antonn and Bonnie Tyler | Si Demain... (Turn Around) |
| February 21 | Kareen Antonn and Bonnie Tyler | Si Demain... (Turn Around) |
| February 28 | Kareen Antonn and Bonnie Tyler | Si Demain... (Turn Around) |
| March 6 | Kareen Antonn and Bonnie Tyler | Si Demain... (Turn Around) |
| March 13 | Kareen Antonn and Bonnie Tyler | Si Demain... (Turn Around) |
| March 20 | Kareen Antonn and Bonnie Tyler | Si Demain... (Turn Around) |
| March 27 | Kareen Antonn and Bonnie Tyler | Si Demain... (Turn Around) |
| April 3 | Kareen Antonn and Bonnie Tyler | Si Demain... (Turn Around) |
| April 10 | Usher feat Lil Jon and Ludacris | Yeah! |
| April 17 | Usher feat Lil Jon and Ludacris | Yeah! |
| April 24 | Usher feat Lil Jon and Ludacris | Yeah! |
| May 1 | Usher feat Lil Jon and Ludacris | Yeah! |
| May 8 | Usher feat Lil Jon and Ludacris | Yeah! |
| May 15 | O-Zone | Dragostea Din Tei |
| May 22 | O-Zone | Dragostea Din Tei |
| May 29 | O-Zone | Dragostea Din Tei |
| June 5 | O-Zone | Dragostea Din Tei |
| June 12 | O-Zone | Dragostea Din Tei |
| June 19 | O-Zone | Dragostea Din Tei |
| June 26 | O-Zone | Dragostea Din Tei |
| July 3 | O-Zone | Dragostea Din Tei |
| July 10 | O-Zone | Dragostea Din Tei |
| July 17 | O-Zone | Dragostea Din Tei |
| July 24 | O-Zone | Dragostea Din Tei |
| July 31 | K.Maro | Femme Like U (Donne-moi ton corps) |
| August 7 | K.Maro | Femme Like U (Donne-moi ton corps) |
| August 14 | K.Maro | Femme Like U (Donne-moi ton corps) |
| August 21 | K.Maro | Femme Like U (Donne-moi ton corps) |
| August 28 | K.Maro | Femme Like U (Donne-moi ton corps) |
| September 4 | K.Maro | Femme Like U (Donne-moi ton corps) |
| September 11 | K.Maro | Femme Like U (Donne-moi ton corps) |
| September 18 | K.Maro | Femme Like U (Donne-moi ton corps) |
| September 25 | K.Maro | Femme Like U (Donne-moi ton corps) |
| October 2 | K.Maro | Femme Like U (Donne-moi ton corps) |
| October 9 | K.Maro | Femme Like U (Donne-moi ton corps) |
| October 16 | Star Academy 4 | Laissez-moi danser |
| October 23 | Star Academy 4 | Laissez-moi danser |
| October 30 | Star Academy 4 | Laissez-moi danser |
| November 6 | Star Academy 4 | Laissez-moi danser |
| November 13 | Star Academy 4 | Laissez-moi danser |
| November 20 | Star Academy 4 | Laissez-moi danser |
| November 27 | Tragédie | Gentleman |
| December 4 | Tragédie | Gentleman |
| December 11 | Tragédie | Gentleman |
| December 18 | Garou & Michel Sardou | La Rivière de notre enfance |
| December 25 | Garou & Michel Sardou | La Rivière de notre enfance |

## Best-selling singles

This is the ten best-selling/performing singles in 2004.

| Pos. | Artist | Title | HP | Weeks |
| - | - | - | - | - |
| 1 | O-Zone | "Dragostea Din Tei" | 1 | 33 |
| 2 | Kareen Antonn & Bonnie Tyler | "Si Demain... (Turn Around)" | 1 | 31 |
| 3 | K.Maro | "Femme Like U (Donne-moi ton corps)" | 1 | 26 |
| 4 | Aventura | "Obsesión" | 2 | 46 |
| 5 | Usher featuring Lil Jon and Ludacris | "Yeah!" | 1 | 28 |
| 6 | The Black Eyed Peas | "Shut Up" | 1 | 22 |
| 7 | Nadiya | "Parle-moi" | 2 | 31 |
| 8 | Hélène Segara & Laura Pausini | "On n'oublie jamais rien, on vit avec" | 2 | 25 |
| 9 | Leslie featuring Amine | "Sobri (notre destin)" | 2 | 25 |
| 10 | Star Academy 4 | "Laissez-moi danser" | 1 | 12 |
