Australia
Australia first participated in Season 1 of Melodia Song Contest and have participated a total of 12 times. Their first win was in Season 2 with the song "All The Pretty Girls" by Vera Blue.
Participations
| Edition | Delegation | Song | Artist | Grand Final | Semi-Finals | |||
|---|---|---|---|---|---|---|---|---|
| # | Location | Place | Points | Place | Points | |||
| 01 |  Buenos Aires
|
dat.kwstt | "Everybody Supports Women" | Sofia Isella | 10 | 53 | No Semi-Finals | |
| 02 |  Lugano
|
littleduckiie | "All The Pretty Girls" | Vera Blue | 1 | 89 | ||
| 03 | Sydney
|
littleduckiie | "Josh" | Peach PRC | 6 | 70 | ||
| 04 |  Saint-Denis
|
littleduckiie | "In My Blood" | The Veronicas | 6 | 78 | ||
| 05 | Error creating thumbnail: Reading | sandernl | "Baby Blue" | Luke Hemmings | 2 | 99 | ||
| Did Not Participate, Season 6-Season 7 | ||||||||
| 08 | Error creating thumbnail: Hamburg | whothehellisorestis | "Midnight" | VASSY | 24 | 32 | No Semi-Finals | |
| Did Not Participate in Season 9-Season 11 | ||||||||
| 12 | File:Flag of Portugal.svg Lisbon | theschemingturtle | "insubordinate." | alt. | 9 | 95 | 5 | 86 |
| 13 | Error creating thumbnail: Munich | theschemingturtle | "Amelie" | The Faim | 12 | 90 | 2 | 109 |
| Did Not Participate in Season 14 | ||||||||
| 15 | File:Flag of Gibraltar.svg Gibraltar | thejendyz | "Blind & Falling" | Outloved | Did Not Qualify | 16 | 34 | |
| Did Not Participate in Season 16 | ||||||||
| 17 | File:Flag of Canada.svg Montreal | twan7047 | "Bird Cage" | Lara Buchanan | 16 | 75 | 7 | 68 |
| 18 | File:Flag of Portugal.svg Coimbra | randomguy213 | "Astronauts" | Jaguar Jones | Did Not Qualify | 15 | 37 | |
| Did Not Participate in Season 19 | ||||||||
| 20 | File:Flag of Malaysia.svg Malacca | sandernl | "Accelerator" | Blusher | ||||
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