| Irina Otieva | SoundtrackPop EstradaJazz | 5 |
| Natalia Oreiro | SoundtrackPop | 3 |
| Ottokar Novacek | Klassik | 1 |
| Oleg Anofriyev | SoundtrackSowjetisches Lied EstradaPop | 13 |
| Otnicka | Tanzmusik | 1 |
| Olivia Jones | Pop | 1 |
| Olaf Berger | Estrada | 1 |
| Olga Getalova | Klassik | 1 |
| Oleg Mityaev | AutorenliedPop Estrada | 5 |
| Olivia Lunny | Pop | 1 |
| Roy Orbison | PopPop RockSoundtrack EstradaBallade | 5 |
| City of Prague Philharmonic Orchestra | Soundtrack | 1 |
