Gb 9th chord

Gb9 chord (also called Dominant 9th chord) for piano presented by keyboard diagrams.
Explanation: The Gb ninth is a five-note chord. Due to practical circumstances, however, the fifth (Db) is often omitted and/or the chord is played inverted. The chord is often abbreviated as Gb9.
Omissions: Gb9(no3): Gb - Db - E - Ab; Gb9(no5): Gb - Bb - E - Ab.
Theory: The Gb ninth chord is constructed with a root, a major third, a perfect fifth, a minor seventh and a major ninth.


Gb9 chord diagram
Notes: Gb - Bb - Db - E - Ab

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Gb9 inverted

Gb9 chord diagram
One of many possible inversions (Gb9/E)

Gb9 chord diagram
Notes: Gb - Db (left hand) E - Ab - Bb (right hand)
Two-hand voicing

Gb chord categories

Gb Gbm Gb7 Gbm7 Gbmaj7 GbmM7 Gb6 Gbm6 Gb6/9 Gb5 Gb9 Gbm9 Gbmaj9 Gb11 Gbm11 Gbmaj11 Gb13 Gbm13 Gbmaj13 Gbadd Gb7-5 Gb7+5 Gbsus Gbdim Gbdim7 Gbm7b5 Gbaug Gbaug7