Article
9th Chords on Guitar: Rich Voicings for Every Genre
Learn 9th chords on guitar - major 9th, minor 9th, dominant 9th, and add9. Shapes, theory, and how to use these lush chords in your playing.
A minor 9 guitar shapes
Popular fretboard positions with fingering suggestions
Showing 8 of 50 playable shapes
About the chord
A minor 9 guitar chord
The A minor 9 minor 9 chord combines the minor 7th with a major ninth B, producing a lush, moody atmosphere. The added ninth B softens the minor tonality with a dreamy, jazzy color, perfect for soulful ballads and expressive emotional landscapes.
Root note: A
Quality: minor 9
Chord tones: 5
Playable shapes: 50
Chord tones
ACEGB
Notes & Intervals
Each note below shows how the chord is built from its root. This is the theory layer underneath the fretboard shapes.
A Unison (Root) 1
The root anchors the chord and defines its tonal center.
C Minor Third ♭3
This note supplies the minor color and gives the chord its darker emotional pull.
E Perfect Fifth 5
The fifth reinforces stability and gives the chord its strong harmonic frame.
G Minor Seventh ♭7
The minor seventh adds bluesy or jazzy tension that wants to move onward.
B Major Ninth 9
The ninth opens the chord up and adds a modern, spacious color.
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