G Minor 9th
Hear the G Minor 9th chord played for you.
Gm9
G – B♭ – D – F – A
Formula:R-m3-P5-m7-M9
Intervals:P1-m3-P5-m7-M9
Scale Degrees:1-b3-5-b7-9
Introduction
The G Minor 9th chord is a five-note chord made up of G, B♭, D, F, and A. It is built from a root, minor third, perfect fifth, minor seventh, and major ninth.
The G Minor 9th piano chord (Gm9) consists of the notes G, Bb, D, F, A. It is a minor 7th chord with an added major 9th, giving it a dark yet lush character widely used in jazz, soul, and R&B progressions. Formula: R-m3-P5-m7-M9 | Scale degrees: 1-b3-5-b7-9.
Notes
Key Signature
The key of G Minor 9th has 2 flats.
B♭E♭
Order of flats
Flats are added in a fixed order — the reverse of the sharp order. Each new flat key adds the next flat on the list.
B♭E♭A♭D♭G♭C♭F♭
Mnemonic: Battle Ends And Down Goes Charles’ Father
Chords in the Key of G Minor
These are the diatonic triads built on each degree of the G minor scale:
C
D
E
F
G
A
B
C
D
E
F
G
A
B
i — G Minor (minor)
Theory: Intervals
Formula: R-m3-P5-m7-M9
Intervals: P1-m3-P5-m7-M9
The G Minor 9th is built by stacking intervals from the root note. The formula R-m3-P5-m7-M9 describes the scale degrees used. The intervals P1-m3-P5-m7-M9 show the distance between each note in the chord.
G Minor 9th — Frequently Asked Questions
What notes are in the G Minor 9th chord?
The G Minor 9th chord (Gm9) contains five notes: G (root), Bb (minor third), D (perfect fifth), F (minor seventh), and A (major ninth). It is Gm7 with an added ninth.
How does Gm9 differ from G9?
Gm9 has a minor third (Bb). G9 has a major third (B). Gm9 is dark and smooth; G9 is dominant.
How is Gm9 used in music?
Gm9 is the ii in F Major (Gm9–C13–Fmaj9). It also works as a i chord in G minor. Gm9 appears in jazz, Latin, R&B, and bossa nova.
What songs use Minor 9th chords?
Minor 9th chords define neo-soul and lo-fi. Gm9 is common in Latin jazz and bossa nova.
How does Gm9 differ from Gm7?
Gm9 adds the ninth (A) for richer colour.
Do I need to play all five notes?
No — drop the fifth: G–Bb–F–A is practical.
Practice Tips
- Play Gm7 then add A — hear the ninth open the chord.
- Drop the fifth: G–Bb–F–A is standard.
- Gm9 in bossa nova: pair with gentle syncopation for Brazilian feel.
- Practice Gm9 → C13 → Fmaj9 for the ii–V–I in F.
- Rootless: Bb–D–F–A (Bbmaj7 shape over G bass).
- Gm9 is beautiful in Latin jazz contexts.
Related Tools
Chord FinderLook up any chord — see the notes, hear it, and play along.Chord DrillTimed drills to build speed and recognition across all chord types.Practice RoomPlug in a MIDI keyboard and get real-time feedback on every chord and scale.Circle of FifthsVisualize key relationships, relative minors, and key signatures.MIDI MonitorLive MIDI message stream with note names, velocity, and a scrolling staff.