| Odnazhdy | Pop | 1 |
| Olga Chipovskaya | Pop | 1 |
| Vyacheslav Olkhovsky | Pop | 1 |
| Orizont | Estrada | 1 |
| ORLOVE | Pop | 8 |
| Oleg Skok | Pop | 2 |
| ALANA O. | Pop | 2 |
| OKEANA | PopR'n'B | 5 |
| OKIAN | Pop | 5 |
| Öwnboss | Tanzmusik | 1 |
| Miracle of Sound | Alternative Musik / Alternative Rock | 1 |
| Orlova Arina | Pop | 1 |
