| ACT | COUNTRYCNT | EDITIONED | FESTIVALFES |
|---|---|---|---|
| Katie Gregson-MacLeod | UKUnited Kingdom 2023 | | |
| Katie Koss | NLNetherlands 2023 | | |
| Katnuf | NLNetherlands 2023 | | |
| Katnuf | NLNetherlands 2023 | | |
| Keg | UKUnited Kingdom 2023 | | |
| Kety Fusco | CHSwitzerland 2023 | | |
| Khakikid | IEIreland 2023 | | |
| Kids Return | FRFrance 2023 | | |
| Kids with Buns | BEBelgium 2023 | | |
| Kings Elliot | CHSwitzerland 2023 | | |
| Klangphonics | DEGermany 2023 | | |
| Kleine John & Chavanté | NLNetherlands 2023 | | |
| Kóboykex | FOFaroe Islands 2023 | | |
| KOIKOI | RSSerbia 2023 | | |
| Kokoshca | ESSpain 2023 | | |
| Konstrakta & Zemlja gruva | RSSerbia 2023 | | |
| Krapka;KOMA | UAUkraine 2023 | | |
| Kurs Valüt | UAUkraine 2023 | | |
| Kymara | UKUnited Kingdom 2023 | | |
| Kynsy | IEIreland 2023 | | |
| Kai Kwasi | UKUnited Kingdom 2022 | | |
| Kai Nakai | ESSpain 2022 | | |
| Karsu | NLNetherlands 2022 | | |
| Kety Fusco | CHSwitzerland 2022 | | |
| KIDS RETURN | FRFrance 2022 | | |
| KUZKO | NLNetherlands 2022 | | |
| Kynsy | IEIreland 2022 | | |
| K.ZIA | DEGermany 2022 | | |
| Katy J Pearson | UKUnited Kingdom 2021 | | |
| Keep Dancing Inc | FRFrance 2021 | | |
| Kevin met band | NLNetherlands 2021 | | |
| KLAN | DEGermany 2021 | | |
| Konvent | DKDenmark 2021 | | |
| Kristin Sesselja | ISIceland 2021 | | |
| Kai Schumacher | DEGermany 2020 | | |
| Kaiser Quartett | DEGermany 2020 | | |
| Karel | NLNetherlands 2020 | | |
| Karina | FIFinland 2020 | | |
| Kaukolampi | FIFinland 2020 | | |
| Keeley Forsyth | UKUnited Kingdom 2020 | | |
| Kelvyn Colt | DEGermany 2020 | | |
| Kepa | FRFrance 2020 | | |
| Khalab | ITItaly 2020 | | |
| Kimberose | FRFrance 2020 | | |
| Kitt Philippa | IEIreland 2020 | | |
| KLΞIИ | LULuxembourg 2020 | | |
| Korantemaa | SESweden 2020 | | |
| Ko Shin Moon | FRFrance 2020 | | |
| Kosmo Sound | BEBelgium 2020 | | |
| Kraków Loves Adana | DEGermany 2020 | |