Chord · Add 9 Key of A

Aadd9 Chord on guitar · voicings, notes & diagram

The Aadd9 chord contains the notes A, C♯, E, B. Major chord with a sparkle added — open and modern, no jazz weight.

Voicings

How to play Aadd9.

Aadd9 12fr × 1 2 4 3 1 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 9 B

Sound & use

Major chord with a sparkle added — open and modern, no jazz weight.

80s pop (the Police, U2), modern indie strumming, modern worship music.

Common in: pop, indie, rock, worship

Also written as: add2

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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

Am(add9)

Minor Add 9

A9

Dominant 9

Amaj9

Major 9

Am9

Minor 9

All keys

Add 9 chord in every key.

Cadd9

C♯add9

Dadd9

D♯add9

Eadd9

Fadd9

F♯add9

Gadd9

G♯add9

A♯add9

Badd9

FAQ

About the Aadd9 chord
on guitar.

What notes are in the Aadd9 chord?

The Aadd9 chord contains the notes A, C♯, E, B — that's a 1, 3, 5, 9 from the root.

How do I play Aadd9 on guitar?

The most common voicings for Aadd9 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 Aadd9 used in music?

Major chord with a sparkle added — open and modern, no jazz weight. 80s pop (the Police, U2), modern indie strumming, modern worship music.

What's a movable shape for Aadd9?

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 Add 9 in any key just by sliding up or down the neck.

Can I print the Aadd9 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.