MIDI Music Collection - Catalog - Letter 'O'
- Okean Elzyi
- Oleg Anofriev
- Oleg Gazmanov
- Oleg Ivanov
- Oleg Mityaev
- Oleg Tihonenko
- Olesya Doll
- Olesya Kutuzova
- Olga Voronets
- Olga Zarubina
- Olga Pirans
- Orkestrovaya Muzyika
- Oskar
- OSP - Studiya
- Otechestvennaya Muzyika 60-H I 70-H Godov
- Otpetyie Moshenniki
- Artyur Onegger (1892-1955)
- Belyiy Oryol
- Bulat Okudzhava
- Valeriy Obodzinskiy
- Georg Ots
- Gibbons Orlando (1583-1625)
- Evgeniy Osin
- Iogann Shtraus (Otets) (1804-1849)
- Irina Otieva
- Isaak Olbeniz (1860-1909)
- Karl Orff (1895-1982)
- Katya Ogonyok
- Kristina Orbakayte
- Mihail Kleofas Oginskiy (1765-1833)
- Rok - Ostrova
- Tatyana Ovsienko