| Internatia Song Contest 83 |
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| Fragility |
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| Dates |
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| Semi-final | May 2019 |
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| Final | May 2019 |
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| Host |
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| Venue | Ción, Lacrea |
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| Host broadcaster |  Channel 1 |
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| Participants |
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| Vote |
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| Voting system | Each country's 10 favourite songs are awarded 12, 10, then 8 through to 1 points based on the votes of the population of each country. All participating countries in the semi-finals and final will have the right to cast points in the final. |
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The Internatia Song Contest 83 will be the 83rd monthly edition of Internatia Song Contest. The contest will be held in Ción, Lacrea after they achieved their 3rd win in ISC 81 with the song "Siren Song" performed by MARUV.
Confirmed participants
Returning Artists
| Artist
|
Country
|
Previous edition
|
Previous country represented
|
| BLACKPINK
|
 Rata Sum
|
ISC 52, ISC 66, ISC 73, ISC 76, ISC 78 (with Dua Lipa)
|
Rata Sum,  Haven,  Kaministiquia,  Enot'ebia
|
| Sigur Rós
|
 Mărium
|
ISC 14
|
 Pebbleland
|
Bartlett
Dulcet Ebullience
Hanzyuki
Mărium
Pönö
Rata Sum
Valdron