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A9 Ukulele Chord

A dominant ninth (A9) is made of the notes A C♯ E G B. Here are 3 ways to play it on ukulele, starting with the easiest.

How to play A9 on ukulele

  1. Shape 1

    Open position

    4 1 3 B C♯ G A

    4130

  2. Shape 2

    Barre at fret 4

    4fr 1 4 2 B G A C♯

    4754

  3. Shape 3

    From fret 13

    13fr 2 1 4 3 A C♯ G B

    14-13-15-14

Notes in A9

Formula 1 3 5 ♭7 9
DegreeNote
1A
3C♯
5E
♭7G
9B

Shape 1 step by step

  1. Put your little finger on string 4 at fret 4.
  2. Put your index finger on string 3 at fret 1.
  3. Put your ring finger on string 2 at fret 3.
  4. Let string 1 ring open.
  5. Strum from string 4 to string 1.

Shape 2 step by step

  1. Lay your index finger flat across strings 4 to 1 at fret 4.
  2. Put your little finger on string 3 at fret 7.
  3. Put your middle finger on string 2 at fret 5.
  4. Strum from string 4 to string 1.

Tune your ukulele first

A chord only sounds right when your instrument is in tune. Check your strings with the free online tuner before you practise. Open the ukulele tuner

Frequently asked questions

What notes are in the A9 chord?

A dominant ninth has the notes A C♯ E G B. Its formula is 1 3 5 ♭7 9. The numbers are steps of the major scale, counted from the root.

What is the easiest way to play A9 on ukulele?

Start with shape 1 (open position), written as 4130 from string 4 to string 1. Here x means you don’t play that string and 0 means it rings open.

Dominant 9th chords in every key

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