Titles
Initial: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
| Title | Author | Tracks on Albums | Alias |
|---|---|---|---|
| Ormagardskvedi | 1 | ||
| Oró | Máire Brennan | 1 | |
| Orpheus-Symphonic Poem No. 4 | Franz Liszt | 1 | Symphonische Dichtung Nr. 4 |
| Orthanc | Howard Shore | 1 | |
| O' Sailor | Fiona Apple | 1 | |
| O...Saya | A. R. Rahman, Maya Arulpragasam | 1 | |
| Oscar Night / Embryo | Amplifier | 1 | |
| Osgiliath Invaded | Howard Shore | 1 | |
| Óskabörn Þjóðarinnar | Sigur Rós | 1 | |
| Otello: Credo in un Dio crudel | Giuseppe Verdi | 1 | |
| Otello: Niun mi tema | Giuseppe Verdi | 1 | |
| The Other Half | 1 | ||
| The Other Me | Jem Godfrey | 1 | |
| Other People's Lives | 1 | ||
| Other Plans | 1 |