Chord · Major 9 Key of A

Amaj9 Chord on guitar · voicings, notes & diagram

The Amaj9 chord contains the notes A, C♯, E, G♯, B. Spacious, jazzy, slightly hazy — major 7 with the 9 on top.

Voicings

How to play Amaj9.

Amaj9 12fr × 1 3 2 4 4 E A D G B E

A-shape

Every chord tone on the neck

EADGBE 35791215 Root Scale note

Notes & intervals.

# Degree Note
1 1 A root
2 3 C♯
3 5 E
4 7 G♯
5 9 B

Sound & use

Spacious, jazzy, slightly hazy — major 7 with the 9 on top.

Bossa nova openings, lush 70s soft rock comping, dreamy film cues.

Common in: jazz, bossa nova, soul, film

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Same key

Other chords in the key of A.

A

Major

Am

Minor

Adim

Diminished

Aaug

Augmented

Asus2

Suspended 2nd

Asus4

Suspended 4th

A7

Dominant 7

Amaj7

Major 7

Am7

Minor 7

Am7b5

Minor 7♭5

Adim7

Diminished 7

Am(maj7)

Minor-Major 7

A6

Major 6

Am6

Minor 6

Aadd9

Add 9

Am(add9)

Minor Add 9

A9

Dominant 9

Am9

Minor 9

All keys

Major 9 chord in every key.

Cmaj9

C♯maj9

Dmaj9

D♯maj9

Emaj9

Fmaj9

F♯maj9

Gmaj9

G♯maj9

A♯maj9

Bmaj9

FAQ

About the Amaj9 chord
on guitar.

What notes are in the Amaj9 chord?

The Amaj9 chord contains the notes A, C♯, E, G♯, B — that's a 1, 3, 5, 7, 9 from the root.

How do I play Amaj9 on guitar?

The most common voicings for Amaj9 are shown above as fretboard diagrams. Start with the a-shape — finger position numbers are inside the dots. Mute any string marked X; play open strings shown with O.

Where is Amaj9 used in music?

Spacious, jazzy, slightly hazy — major 7 with the 9 on top. Bossa nova openings, lush 70s soft rock comping, dreamy film cues.

What's a movable shape for Amaj9?

Both E-shape (root on the 6th string) and A-shape (root on the 5th string) barre versions are common. Once you can play those two shapes, you can play Major 9 in any key just by sliding up or down the neck.

Can I print the Amaj9 chord diagram?

Yes. Use your browser's print function (Cmd/Ctrl + P) — the SVG diagrams print crisply at any size. For a custom voicing or a printable handout with multiple chords, use the chord chart generator.