The Voice (Australian season 4)
The fourth season of The Voice premiered on 28 June 2015. Ricky Martin and Joel Madden returned as coaches for the fourth season, with Madden paring up with his brother, Benji Madden as a duo. In January 2015, it was announced that Jessie J would join the coaching line-up as well Delta Goodrem, who would return to the panel after a one-season hiatus; replacing former judges Kylie Minogue and will.i.am, respectively. On 22 February 2015, it was announced that Sonia Kruger would be joining the fourth season as a co-host with Darren McMullen.
This season is the last to feature Ricky Martin. He is replaced by Boyzone singer and former The X Factor Australia judge, Ronan Keating, in Season 5.
Teams
;Color keyBlind auditions
;Color key| Coach hit the "I/WE WANT YOU" button | |
| Artist defaulted to this team | |
| Artist elected to join this team | |
| Artist eliminated with no coach pressing "I/WE WANT YOU" button | |
| Artist received an 'All Turn'. |
Episode 1 (28 June)
The coaches performed a cover of "Bang Bang" together at the start of the show.Episode 2 (29 June)
Episode 3 (30 June)
Episode 4 (5 July)
Episode 5 (6 July)
Episode 6 (7 July)
Episode 7 (12 July)
Episode 8 (13 July)
Episode 9 (14 July)
Battle rounds
;Color keyEpisode 10 (19 July)
The first episode of the Battle Rounds was broadcast on 19 July 2015. The coaches performed a cover of "We Will Rock You" together at the start of the show.Episode 11 (20 July)
The second episode of the Battle Rounds was broadcast on 20 July 2015.Episode 12 (21 July)
The third episode of the Battle Rounds was broadcast on 21 July 2015.Super Battle round
For the first time on The Voice, three singers from each team will go head to head in a super battle round. Each singer will sing a different song but only one will go through to the Live Shows. Prior to the Super Battles, each coach chose two of their artists to go straight through to the live shows via a fast pass.;Color key
Episode 13 (26 July)
The Super Battle round was broadcast on 26 July 2015. 8 artists were given a "fast pass" while the remaining 24 competed for 8 spots.;Fast Passes:
| Coach | Contestant |
| The Maddens | Tameaka Powell |
| The Maddens | Nathan Hawes |
| Jessie J | Ellie Drennan |
| Jessie J | Simi Vuata |
| Delta Goodrem | Lyndall Wennekes |
| Delta Goodrem | Nicolas Duquemin |
| Ricky Martin | Liam Maihi |
| Ricky Martin | Gail Page |
;The Super Battles:
The Live Shows
Episode 14 (2 August)
The first episode of the Live shows will broadcast on 2 August 2015.- Performance from Adam Lambert with his song "Ghost Town" from his studio album The Original High.
| Order | Coach | Contestant | Song | Result |
| 1 | Jessie J | Ellie Drennan | "Team" | Saved by coach |
| 2 | Jessie J | Cath Adams | "Think" | Eliminated |
| 3 | Jessie J | Simi Vuata | "This Woman's Work" | Saved by public |
| 4 | Jessie J | Amber Nichols | "Teardrop" | Saved by public |
| 5 | Delta Goodrem | Rik-E-Ragga | "One More Night" | Saved by public |
| 6 | Delta Goodrem | Caleb Jago-Ward | "Start Again" | Saved by coach |
| 7 | Delta Goodrem | Nicolas Duquemin | "King" | Eliminated |
| 8 | Delta Goodrem | Lyndall Wennekes | "Candyman" | Saved by public |
| 9 | The Maddens | Joe Moore | "The Blower's Daughter" | Saved by public |
| 10 | The Maddens | Tameaka Powell | "Sin Wagon" | Eliminated |
| 11 | The Maddens | Peta Evans-Taylor | "Bring Me Some Water" | Saved by coach |
| 12 | The Maddens | Nathan Hawes | "Shake It Off" | Saved by public |
| 13 | Ricky Martin | Scott Newnham | "Cry Me a River" | Eliminated |
| 14 | Ricky Martin | Liam Maihi | "Let It Go" | Saved by public |
| 15 | Ricky Martin | Naomi Price | "Don't Cry for Me Argentina" | Saved by coach |
| 16 | Ricky Martin | Gail Page | "You Don't Own Me" | Saved by public |
Episode 15 (9 August)
The second episode of the Live shows was broadcast on 9 August 2015.- Performance from Demi Lovato with her song Cool for the Summer.
- Performance from Delta Goodrem with her song Wings.
| Order | Coach | Contestant | Song | Result |
| 1 | Jessie J | Simi Vuata | "Land of 1000 Dances" | Saved by coach |
| 2 | Jessie J | Amber Nichols | "Big Girls Cry" | Eliminated |
| 3 | Jessie J | Ellie Drennan | "Lean On" | Saved by public |
| 4 | Delta Goodrem | Caleb Jago-Ward | "Shut Up And Dance" | Saved by public |
| 5 | Delta Goodrem | Lyndall Wennekes | "Like I'm Gonna Lose You" | Saved by coach |
| 6 | Delta Goodrem | Rik-E-Ragga | "I Shot The Sheriff" | Eliminated |
| 7 | Ricky Martin | Naomi Price | "Too Darn Hot" | Saved by public |
| 8 | Ricky Martin | Liam Maihi | "Love Me Again" | Saved by coach |
| 9 | Ricky Martin | Gail Page | "Strange Fruit" | Eliminated |
| 10 | The Maddens | Nathan Hawes | "Only Love" | Saved by coach |
| 11 | The Maddens | Joe Moore | "Believe" | Saved by public |
| 12 | The Maddens | Peta Evans-Taylor | "All By Myself" | Eliminated |
| Order | Performer | Song |
| 1 | Team Jessie J with Jessie J | "Flashlight" |
| 2 | Team Delta with Delta Goodrem | "Sitting on Top of the World" |
| 3 | Team Ricky with Ricky Martin | "Nobody Wants to Be Lonely" |
| 4 | Team Madden with Joel and Benji Madden | "Lifestyles of the Rich and Famous" |
Episode 16 (16 August)
| Order | Coach | Contestant | Song | Result |
| 1 | The Maddens | Nathan Hawes | "FourFiveSeconds" | Bottom four |
| 2 | The Maddens | Joe Moore | "Everybody Hurts" | Saved by coach |
| 3 | Ricky Martin | Liam Maihi | "Lonely Boy" | Saved by coach |
| 4 | Ricky Martin | Naomi Price | "Marry The Night" | Bottom four |
| 5 | Delta Goodrem | Caleb Jago-Ward | "I Believe In A Thing Called Love" | Bottom four |
| 6 | Delta Goodrem | Lyndall Wennekes | "Nobody Love" | Saved by coach |
| 7 | Jessie J | Ellie Drennan | "California Dreamin'" | Saved by coach |
| 8 | Jessie J | Simi Vuata | "We Don't Have To Take Our Clothes Off" | Bottom four |
Episode 17 (23 August)
The Semi Finals was broadcast on 23 August 2015.- Performance from all five judges singing The Beatles song "Let It Be".
- Performance from Jessie J singing her new single "Aint Been Done" with Benji Madden on guitar.
- With the elimination of Lyndall Wennekes, Delta Goodrem had no more contestants left on her team, making this season the first in the Australian version of the franchise where a coach did not have a contestant in the grand finale.
Episode 18 (30 August)
;Key:
| Order | Coach | Contestant | Song | Result |
| 1 | Ricky Martin | Liam Maihi | "Fix You" by Coldplay | 4th Place |
| 2 | The Maddens | Nathan Hawes | "Don't Think Twice, It's All Right" by | 3rd Place |
| 3 | The Maddens | Joe Moore | "Scars" by James Bay | Runner-up |
| 6 | The Maddens | Joe Moore | "Invincible" - Original Song | Runner-up |
| 4 | Jessie J | Ellie Drennan | Winner | |
| 5 | Jessie J | Ellie Drennan | "Ghost" - Original Song | Winner |
| Order | Performer | Song |
| 1 | Top 16 | "My Heart Is Saying Good Night" |
Results summary
; Color keyTeam Ricky
Team Jessie
Team Delta
Team Madden
Elimination Chart
Overall
;Artist's info;Result details
Team
;Artist's info;Result details