# List of number-one digital tracks of 2015 (Australia)

The ARIA Digital Track Chart is a chart that ranks the best-performing digital tracks singles of Australia. It is published by Australian Recording Industry Association (ARIA), an organisation who collect 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 2015 |
| Issue date | Song | Artist(s) |
| 5 January | "Uptown Funk"† | Mark Ronson featuring Bruno Mars |
| 12 January | "Uptown Funk"† | Mark Ronson featuring Bruno Mars |
| 19 January | "Uptown Funk"† | Mark Ronson featuring Bruno Mars |
| 26 January | "Cheerleader" (Felix Jaehn Remix) | OMI |
| 2 February | "Cheerleader" (Felix Jaehn Remix) | OMI |
| 9 February | "Cheerleader" (Felix Jaehn Remix) | OMI |
| 16 February | "FourFiveSeconds" | Rihanna, Kanye West and Paul McCartney |
| 23 February | "FourFiveSeconds" | Rihanna, Kanye West and Paul McCartney |
| 2 March | "Love Me like You Do" | Ellie Goulding |
| 9 March | "Love Me like You Do" | Ellie Goulding |
| 16 March | "Love Me like You Do" | Ellie Goulding |
| 23 March | "Bills" | LunchMoney Lewis |
| 30 March | "Bills" | LunchMoney Lewis |
| 6 April | "Lean On" | Major Lazer & DJ Snake featuring MØ |
| 13 April | "See You Again" | Wiz Khalifa featuring Charlie Puth |
| 20 April | "See You Again" | Wiz Khalifa featuring Charlie Puth |
| 27 April | "See You Again" | Wiz Khalifa featuring Charlie Puth |
| 4 May | "See You Again" | Wiz Khalifa featuring Charlie Puth |
| 11 May | "See You Again" | Wiz Khalifa featuring Charlie Puth |
| 18 May | "You Don't Own Me" | Grace featuring G-Eazy |
| 25 May | "You Don't Own Me" | Grace featuring G-Eazy |
| 1 June | "Bad Blood" | Taylor Swift |
| 8 June | "Bad Blood" | Taylor Swift |
| 15 June | "Bad Blood" | Taylor Swift |
| 22 June | "Start Again" | Conrad Sewell |
| 29 June | "Like I'm Gonna Lose You" | Meghan Trainor featuring John Legend |
| 6 July | "Like I'm Gonna Lose You" | Meghan Trainor featuring John Legend |
| 13 July | "Like I'm Gonna Lose You" | Meghan Trainor featuring John Legend |
| 20 July | "Like I'm Gonna Lose You" | Meghan Trainor featuring John Legend |
| 27 July | "Are You With Me" | Lost Frequencies |
| 3 August | "Are You With Me" | Lost Frequencies |
| 10 August | "Drag Me Down" | One Direction |
| 17 August | "Wings" | Delta Goodrem |
| 24 August | "Wings" | Delta Goodrem |
| 31 August | "How Deep Is Your Love" | Calvin Harris & Disciples |
| 7 September | "What Do You Mean?" | Justin Bieber |
| 14 September | "What Do You Mean?" | Justin Bieber |
| 21 September | "What Do You Mean?" | Justin Bieber |
| 28 September | "What Do You Mean?" | Justin Bieber |
| 5 October | "Downtown" | Macklemore & Ryan Lewis feat. Eric Nally, Melle Mel, Kool Moe Dee & Grandmaster Caz |
| 12 October | "What Do You Mean?" | Justin Bieber |
| 19 October | "Downtown" | Macklemore & Ryan Kewis feat. Eric Nally, Melle Mel, Kool Moe Dee & Grandmaster Flash |
| 26 October | "Hotline Bling" | Drake |
| 2 November | "Hello" | Adele |
| 9 November | "Hello" | Adele |
| 16 November | "Hello" | Adele |
| 23 November | "Hello" | Adele |
| 30 November | "Hello" | Adele |
| 7 December | "Hello" | Adele |
| 14 December | "Love Yourself" | Justin Bieber |
| 21 December | "Love Yourself" | Justin Bieber |
| 28 December | "Love Yourself" | Justin Bieber |

## Number-one artists

| Position | Artist | Weeks at No. 1 |
| 1 | Justin Bieber | 8 |
| 2 | Adele | 6 |
| 3 | Wiz Khalifa | 5 |
| 3 | Charlie Puth (as featuring) | 5 |
| 4 | Meghan Trainor | 4 |
| 4 | John Legend (as featuring) | 4 |
| 5 | Ellie Goulding | 3 |
| 5 | Mark Ronson | 3 |
| 5 | Bruno Mars (as featuring) | 3 |
| 5 | OMI | 3 |
| 5 | Taylor Swift | 3 |
| 6 | Delta Goodrem | 2 |
| 6 | Grace | 2 |
| 6 | G-Eazy | 2 |
| 6 | LunchMoney Lewis | 2 |
| 6 | Rihanna | 2 |
| 6 | Kanye West | 2 |
| 6 | Paul McCartney | 2 |
| 6 | Lost Frequencies | 2 |
| 6 | Macklemore & Ryan Lewis | 2 |
| 6 | Eric Nally (as featuring) | 2 |
| 6 | Melle Mel (as featuring) | 2 |
| 6 | Kool Moe Dee (as featuring) | 2 |
| 6 | Grandmaster Caz (as featuring) | 2 |
| 7 | Calvin Harris | 1 |
| 7 | Disciples | 1 |
| 7 | Drake | 1 |
| 7 | Major Lazer | 1 |
| 7 | DJ Snake | 1 |
| 7 | MØ (as featuring) | 1 |
| 7 | One Direction | 1 |