Work: Symphony No. 3, Op. 18
Composer: Oliver Knussen (1952–)
Work: Polly Oliver
Composer: Thomas Root
Work: A Fragment of Ophelia's Last Dance
Work: Discourses for a Clarinet
Composer: Harold Oliver (1942–)
Work: Olive-Green
Composer: Katrin Scherer
Work: Hindustan
Composer: Harold Weeks (1893–)
Work: Hums and Songs of Winnie-the-Pooh, Op. 6
Work: Whitman Settings, Op. 25
Work: Songs without Voices, Op. 26
Work: Prayer Bell Sketch, Op. 29
Work: Secret Psalm
Work: Ophelia Dances, Book 1, Op. 13
Work: …upon one note
Work: Oliver Cromwell (English – Suffolk)
Composer: Folk Song
Arranger: J. A. (John Alexander) Fuller Maitland (1856–1936)
Work: Oliver Button is a Sissy
Composer: Alan Shorter
Work: Oliver and Company: Selection
Composer: Ron Rocha
Work: Violin Concerto, Op. 30
Work: Combat del Somni
Composer: Frederic Mompou (1893–1987)
Work: Canal Street Blues
Composer: King Oliver (1885–1938)
Work: Working Man's Blues
Work: The Lost Joy
Composer: Elliott Schenck (1870–1939)
Work: T'ain't What You Do (It's the Way That You Do It)
Composer: Sy Oliver (1910–1988)
Work: Quiet Please
Work: Folk Song Arrangements, Vol. 1, British Isles: 7. Oliver Cromwell
Arranger: Benjamin Britten (1913–1976)
Work: All Hail the Power of Jesus' Name
Composer: Oliver Holden (1765–1844)
Work: Opus No. 1
Work: Sonata for Clarinet and Piano
Composer: Oliver Nelson (1932–1975)
Work: Suite for Violin and Piano (c. 1954)
Composer: Richard Oliver
Work: Oliver! : Who Will Buy?
Composer: Lionel Bart (1930–1999)
Work: Christ on the Mount of Olives, Op. 85: My heart is sore
Composer: Ludwig van Beethoven (1770–1827)
Work: All This Joy
Composer: John Denver (1943–1997)
Arranger: Barry Oliver
Work: Chimes Blues
Work: Christ on the Mount of Olives, Op. 85: Recitative and Aria (unspecified)
Work: Come and Take My Hand
Composer: Gean Harwood
Work: For Dancers Only
Work: Hawaiian War Chant
Composer: William Pitt Leleiohoku (1854–1877)
Arranger: Sy Oliver (1910–1988)
Work: Choral, Op. 8
Work: Dippermouth Blues (Sugarfoot Stomp)
Work: Loose Lid Special
Work: Autumnal, Op. 14
Work: Pretty Polly Oliver (English)
Work: Stolen Moments (c. 1960)
Work: Songs of Old London: Down Vauxhall Way
Composer: Herbert Oliver
Work: Two Organa, Op. 27
Work: Combat del Somni: 3. Jo et pressentia com la mar
Work: Soundpiece for Jazz Orchestra
Work: Variations, Op. 24
Work: Robin Hood: Prince of Thieves: Fanfare
Composer: Michael Kamen (1948–2003)
Work: Oliver!: Where is Love?
Work: Masks, Op. 3
Work: Liebeslied
Composer: Vivienne Olive (1950–)
Work: Jazzhattan Suite
Work: Journeys End In Lovers Meeting, A Proverb in One Act
Composer: John Oliver Hobbes (1867–1906)
Work: Weatherbird
Work: Christ on the Mount of Olives, Op. 85: Preist der Erlösers Güte
Work: Christ on the Mount of Olives, Op. 85: Hallelujah
Work: Sweet Polly Oliver
Work: Coursing, Op. 17
Work: Three Little Fantasies, Op. 6a
Work: I Sat Down Under His Shadow
Composer: Barry Oliver