Hoorn in B♭
- longName: Horn in B♭
- shortName: B♭ Hn.
- description: High B♭ Horn
- musicXMLid: brass.french-horn
- clef: G
- transposingClef: not set
- concertClef: not set
- barlineSpan: 1
- aPitchRange: 44-77
- pPitchRange: 40-82
- transposeDiatonic: -1
- transposeChromatic: -2