Saxophone mezzo-soprano
- longName: Mezzo-Soprano Saxophone
- shortName: M.S. Sax.
- description: Mezzo-Soprano Saxophone
- musicXMLid: wind.reed.saxophone.mezzo-soprano
- clef: G
- transposingClef: not set
- concertClef: not set
- barlineSpan: 1
- aPitchRange: 51-82
- pPitchRange: 51-82
- transposeDiatonic: -4
- transposeChromatic: -7