Abmadd9 Ukulele Chord
Abmadd9 on ukulele is 4-3-4-1: put your index finger on the 1st fret of the A string, your middle finger on the 3rd fret of the C string, your ring finger on the 4th fret of the g string and your little finger on the 4th fret of the E string. It is a four-finger shape, a little fiddly at first but it settles fast. You will also see it written as G#madd9, G sharp minor added ninth.
- Notes: Ab, B, Eb and Bb
- Frets: 4 3 4 1
- Tuning: g C E A
Abmadd9 ukulele chord details
- Type
- Minor added 9th
- Also known as
- G#madd9, or Ab minor added ninth
- Formula
- 1 b3 5 9
- Intervals
- Ab (root), B (minor 3rd), Eb (perfect 5th), Bb (major 9th)
- Notes
- Ab, B, Eb and Bb
- Frets
- 4 3 4 1
- Difficulty
- Hard
- Tuning
- Standard (g C E A)
How to play the Abmadd9 chord
Here is the Abmadd9 chord step by step:
- Put your ring finger on the 4th fret of the g string.
- Put your middle finger on the 3rd fret of the C string.
- Put your little finger on the 4th fret of the E string.
- Put your index finger on the 1st fret of the A string.
- Strum all four strings.
It is a bit of a stretch, so go slow and let your hand learn the shape. These quick tips for tricky chords help. New to these grids? Have a look at how to read a ukulele chord diagram.
Is there an easier way to play Abmadd9?
Yes: play it as 3-3-4-2. Barre the 3rd fret across the g and C strings with your middle finger, put your index finger on the 2nd fret of the A string and your ring finger on the 4th fret of the E string. It uses three fingers instead of four. Use it while the main shape is still settling, then go back to the full voicing for the bigger sound.
What notes are in the Abmadd9 chord?
The Abmadd9 chord is built from four notes: Ab, B, Eb and Bb (the root, minor 3rd, perfect 5th and major 9th). The added ninth gives the minor chord a more open, modern color.
Want to go further?
Once Abmadd9 feels comfortable, its close relatives are worth exploring: try Ab7, Abmaj7, Abm and Ab. It works as a richer color alongside the basic chords you already know. Then put it into a strumming pattern. When you are ready, try some easy ukulele songs.

