Flûte octobasse
- longName: Double Contrabass Flute
- shortName: D. Cb. Fl.
- description: Double Contrabass Flute
- musicXMLid: wind.flutes.flute.double-contrabass
- clef: not set
- transposingClef: G
- concertClef: F
- barlineSpan: 1
- aPitchRange: 24-53
- pPitchRange: 24-57
- transposeDiatonic: -21
- transposeChromatic: -36