# List of number-one digital tracks of 2008 (Australia)

The ARIA Digital Track Chart ranks the best-performing digital tracks of Australia. It is published by Australian Recording Industry Association (ARIA), an organisation who collects music data for the weekly ARIA Charts. To be eligible to appear on the chart, the recording must be a single not an EP and only paid downloads counted from downloadable outlets.

## Chart history

Key :
| † | Indicates number-one digital single of 2008 |
| Issue date | Song | Artist(s) |
| 7 January | "Apologize" | Timbaland featuring OneRepublic |
| 14 January | "Bleeding Love" | Leona Lewis |
| 21 January | "Bleeding Love" | Leona Lewis |
| 28 January | "Bleeding Love" | Leona Lewis |
| 4 February | "Bleeding Love" | Leona Lewis |
| 11 February | "Don't Stop the Music" | Rihanna |
| 18 February | "Don't Stop the Music" | Rihanna |
| 25 February | "Don't Stop the Music" | Rihanna |
| 3 March | "Don't Stop the Music" | Rihanna |
| 10 March | "Don't Stop the Music" | Rihanna |
| 17 March | "Low"† | Flo Rida featuring T-Pain |
| 24 March | "Low"† | Flo Rida featuring T-Pain |
| 31 March | "Low"† | Flo Rida featuring T-Pain |
| 7 April | "Bubbly" | Colbie Caillat |
| 14 April | "4 Minutes" | Madonna featuring Justin Timberlake |
| 21 April | "4 Minutes" | Madonna featuring Justin Timberlake |
| 28 April | "4 Minutes" | Madonna featuring Justin Timberlake |
| 5 May | "4 Minutes" | Madonna featuring Justin Timberlake |
| 12 May | "4 Minutes" | Madonna featuring Justin Timberlake |
| 19 May | "4 Minutes" | Madonna featuring Justin Timberlake |
| 26 May | "Sweet About Me" | Gabriella Cilmi |
| 2 June | "Sweet About Me" | Gabriella Cilmi |
| 9 June | "Sweet About Me" | Gabriella Cilmi |
| 16 June | "No Air" | Jordin Sparks featuring Chris Brown |
| 23 June | "No Air" | Jordin Sparks featuring Chris Brown |
| 30 June | "No Air" | Jordin Sparks featuring Chris Brown |
| 7 July | "I Kissed a Girl" | Katy Perry |
| 14 July | "I Kissed a Girl" | Katy Perry |
| 21 July | "I Kissed a Girl" | Katy Perry |
| 28 July | "I Kissed a Girl" | Katy Perry |
| 4 August | "I Kissed a Girl" | Katy Perry |
| 11 August | "Shake It" | Metro Station |
| 18 August | "Shake It" | Metro Station |
| 26 August | "So What" | Pink |
| 1 September | "So What" | Pink |
| 8 September | "Just Dance" | Lady Gaga |
| 15 September | "So What" | Pink |
| 22 September | "So What" | Pink |
| 29 September | "I'm Yours" | Jason Mraz |
| 6 October | "I'm Yours" | Jason Mraz |
| 13 October | "I'm Yours" | Jason Mraz |
| 20 October | "Sex on Fire" | Kings of Leon |
| 27 October | "Sex on Fire" | Kings of Leon |
| 3 November | "Sex on Fire" | Kings of Leon |
| 10 November | "Sex on Fire" | Kings of Leon |
| 17 November | "Poker Face" | Lady Gaga |
| 24 November | "Poker Face" | Lady Gaga |
| 1 December | "Poker Face" | Lady Gaga |
| 8 December | "Poker Face" | Lady Gaga |
| 15 December | "Poker Face" | Lady Gaga |
| 22 December | "Poker Face" | Lady Gaga |
| 29 December | "Poker Face" | Lady Gaga |

## Number-one artists

| Position | Artist | Weeks at No. 1 |
| 1 | Lady Gaga | 8 |
| 2 | Madonna | 6 |
| 2 | Justin Timberlake | 6 |
| 3 | Katy Perry | 5 |
| 3 | Rihanna | 5 |
| 4 | Kings of Leon | 4 |
| 4 | Leona Lewis | 4 |
| 4 | Pink | 4 |
| 5 | Gabriella Cilmi | 3 |
| 5 | Flo Rida | 3 |
| 5 | T-Pain | 3 |
| 5 | Jordin Sparks | 3 |
| 5 | Chris Brown | 3 |
| 5 | Jason Mraz | 3 |
| 6 | Metro Station | 2 |
| 7 | Colbie Caillat | 1 |
| 7 | Timbaland | 1 |
| 7 | OneRepublic | 1 |