Christian Peder Wilhelm Geisler (28 April 1869 – 19 August 1951) was a Danish organist and composer.
Arnes Sange, 3 Songs of Björnetjerne Björnsons Arne, Op.1 (1889)
Sonatine in G major for piano, Op.2 (1897)
String Quartet in B minor, Op.3 (1893)
Foraar (Spring), Poem Cycle for soprano and piano, Op.4 (1910); words by Christian Richardt
O, welch ein Tiefe for chorus, Op.5 (1902)
Julekantate for chorus, Op.8a
Ode til den menneskelige stemme for chorus, Op.8b
Under Egetræet for solooist, chorus and orchestra, Op.9a (1890)
Asminderød Kirkeklokken, Op.9b (1915)
Sonate for viola and piano, Op.10 (1920)
Minna, Tragic Overture for orchestra, Op.11 (1895)
Suite for orchestra, Op.12 (1930)
Et Morgensyn, Melodrama for speaker and orchestra, Op.13 (1894); poem by Christian Molbech
Zwei deutsche Gesänge (2 German Songs), Op.14 (1900)
Arier, Songs, Op.16 (1888)
Minneweise for chorus and soloists, Op.18 (1890)
Fem motetter (5 Motets) for chorus, Op.19 (1920)
String Quartet, Op.30
Festpræludium (Festival Prelude) for orchestra, Op.32 (1945)
Miniatursuite (Miniature Suite) for oboe and piano (1889)
Kvartetter (Quartet) for chorus (1895)
Skolehuset (Kantate ved indvielsen af Ingrid Jespersens skole) for chorus and piano (1895)
Kantate ved indvielsen af K.F.U.M.s nye bygning for chorus and orchestra (1900)
Forspil og fughetta (Prelude and Fughetta) for orchestra (1904)
Hymne til Barnet (Hymn for Children) for voice and piano (1905)
De profundis for string orchestra (1914)
Hjortens Flugt, Opera (1920/30)
