| ACT | COUNTRYCNT | EDITIONED | FESTIVALFES |
|---|---|---|---|
| Jaw Lesson | SESweden 2010 | | |
| Jenny Lane | NLNetherlands 2010 | | |
| Jenny Wilson | SESweden 2010 | | |
| Jesse | FIFinland 2010 | | |
| Joensuu 1685 | FIFinland 2010 | | |
| Joe Worricker | GBUnited Kingdom 2010 | | |
| Jon Allen | GBUnited Kingdom 2010 | | |
| Juju & Jordash | NLNetherlands 2010 | | |
| Kaizers Orchestra | NONorway 2010 | | |
| Kartasan | BEBelgium 2010 | | |
| Kilians | DEGermany 2010 | | |
| Kill The Dandies! | CZCzech Republic 2010 | | |
| Kirtana Rasa | EEEstonia 2010 | | |
| Kleazer | NLNetherlands 2010 | | |
| Klein | NLNetherlands 2010 | | |
| Knalpot | NLNetherlands 2010 | | |
| Knobsticker | NLNetherlands 2010 | | |
| Kraantje Pappie | NLNetherlands 2010 | | |
| Krause | NLNetherlands 2010 | | |
| Kreisky | ATAustria 2010 | | |
| Kvelertak | NONorway 2010 | | |
| La Caravane Passe | FRFrance 2010 | | |
| La Pegatina | ESSpain 2010 | | |
| Laura Jansen | NLNetherlands 2010 | | |
| Lee Everton & The Scrucialists | CHSwitzerland 2010 | | |
| Le Roi Mort et Les Lentilles Rouges | NLNetherlands 2010 | | |
| Lola Kite | NLNetherlands 2010 | | |
| Long Distance Calling | DEGermany 2010 | | |
| Long Way Down | NLNetherlands 2010 | | |
| Loops Haunt | GBUnited Kingdom 2010 | | |
| Los Campesinos! | GBUnited Kingdom 2010 | | |
| Love Amongst Ruin | GBUnited Kingdom 2010 | | |
| LPG / DeSpeech | NLNetherlands 2010 | | |
| LPG Soundsystem | NLNetherlands 2010 | | |
| Lucy Love | DKDenmark 2010 | | |
| Major Parkinson | NONorway 2010 | | |
| Makam | NLNetherlands 2010 | | |
| MakeBelieve | NLNetherlands 2010 | | |
| Manna | FIFinland 2010 | | |
| Maria Timm | DKDenmark 2010 | | |
| Mari Boine | NONorway 2010 | | |
| Marina & The Diamonds | GBUnited Kingdom 2010 | | |
| Marit Larsen | NONorway 2010 | | |
| Maskinen | SESweden 2010 | | |
| Mazgani | PTPortugal 2010 | | |
| Mdungu | NLNetherlands 2010 | | |
| MeNeO | ESSpain 2010 | | |
| Mintzkov | BEBelgium 2010 | | |
| Moke | NLNetherlands 2010 | | |
| Monolithic | NONorway 2010 | |