- 1 OddKid虫牙
- 2 Oberon
- 3 Ochre
- 4 One Morning Left
- 5 Our Hollow, Our Home
- 6 Otilia
- 7 olga
- 8 Omission
- 9 Offal
- 10 O.rka
- 11 orchestre philharmonique de strasbourg
- 12 Orange Range
- 13 欧仙生
- 14 欧阳
- 15 OHMZ
- 16 Otay:onii
- 17 Omar Courtz
- 18 欧阳嘉奇
- 19 ODIE
- 20 ODD陈思键
- 21 Oskar
- 22 Odd Beholder
- 23 OMB Peezy
- 24 Old Sea Brigade
- 25 Ovylarock
- 26 Oxlade
- 27 Orphée Noah
- 28 Olivia O'Brien
- 29 Ola Kvernberg
- 30 Ofelia