# List of number-one singles of 2004 (Australia)

These are the number-one songs of 2004 in the Australian ARIA singles chart.

## Chart history

Key :
* The yellow background indicates the #1 song on ARIA's End of Year Singles Chart of 2004.
| Week beginning | Song | Artist |
| 4 January | "Shut Up" | The Black Eyed Peas |
| 11 January | "Shut Up" | The Black Eyed Peas |
| 18 January | "Hey Ya!" | OutKast |
| 25 January | "Hey Ya!" | OutKast |
| 1 February | "What About Me" | Shannon Noll |
| 8 February | "What About Me" | Shannon Noll |
| 15 February | "What About Me" | Shannon Noll |
| 22 February | "What About Me" | Shannon Noll |
| 29 February | "All I Need Is You" | Guy Sebastian |
| 7 March | "Superstar" | Jamelia |
| 14 March | "Toxic" | Britney Spears |
| 21 March | "Toxic" | Britney Spears |
| 28 March | "Yeah!" | Usher featuring Lil Jon and Ludacris |
| 4 April | "Fuck It (I Don't Want You Back)" | Eamon |
| 11 April | "Fuck It (I Don't Want You Back)" | Eamon |
| 18 April | "Fuck It (I Don't Want You Back)" | Eamon |
| 25 April | "Fuck It (I Don't Want You Back)" | Eamon |
| 2 May | "My Band" | D12 |
| 9 May | "Left Outside Alone" | Anastacia |
| 16 May | "My Band" | D12 |
| 23 May | "Black Betty" | Spiderbait |
| 30 May | "Black Betty" | Spiderbait |
| 6 June | "Black Betty" | Spiderbait |
| 13 June | "F.U.R.B. (Fuck You Right Back)" | Frankee |
| 20 June | "F.U.R.B. (Fuck You Right Back)" | Frankee |
| 27 June | "Everytime" | Britney Spears |
| 4 July | "F.U.R.B. (Fuck You Right Back)" | Frankee |
| 11 July | "Learn to Fly" | Shannon Noll |
| 18 July | "Angel Eyes" | Paulini |
| 25 July | "Angel Eyes" | Paulini |
| 1 August | "Angel Eyes" | Paulini |
| 8 August | "Scar" | Missy Higgins |
| 15 August | "When the War Is Over"/ "One Night Without You" | Cosima |
| 22 August | "When the War Is Over"/ "One Night Without You" | Cosima |
| 29 August | "My Place"/"Flap Your Wings" | Nelly featuring Jaheim |
| 5 September | "She Will Be Loved" | Maroon 5 |
| 12 September | "She Will Be Loved" | Maroon 5 |
| 19 September | "She Will Be Loved" | Maroon 5 |
| 26 September | "She Will Be Loved" | Maroon 5 |
| 3 October | "Out with My Baby" | Guy Sebastian |
| 10 October | "She Will Be Loved" | Maroon 5 |
| 17 October | "Out of the Blue" | Delta Goodrem |
| 24 October | "Out of the Blue" | Delta Goodrem |
| 31 October | "Out of the Blue" | Delta Goodrem |
| 7 November | "Just Lose It" | Eminem |
| 14 November | "What You Waiting For?" | Gwen Stefani |
| 21 November | "What You Waiting For?" | Gwen Stefani |
| 28 November | "These Kids" | Joel Turner and the Modern Day Poets |
| 5 December | "Listen with Your Heart" | Casey Donovan |
| 12 December | "Listen with Your Heart" | Casey Donovan |
| 19 December | "The Prayer" | Anthony Callea |
| 26 December | "The Prayer" | Anthony Callea |
* Songs that peaked at number 2 include "Milkshake" by Kelis, "Here Without You" by 3 Doors Down, "I Don't Wanna Know" by Mario Winans and "Leave (Get Out)" by JoJo
* Songs that peaked at number 3 include "Suga Suga" by Baby Bash
* Other hit songs included "My Immortal" by Evanescence (4), "Behind Blue Eyes" (4), "With You" by Jessica Simpson (4), "Four to the Floor" by Starsailor (5) and "So Beautiful" by Pete Murray (9).