Ddim7 chord on ukulele
Ddim7 is D, F, A♭ and C♭. The usual shape is 1-2-1-2. Play it once at full speed, then at a quarter to hear every note.
1-2-1-2 · movable · medium
- Notes
- D · F · A♭ · C♭
- Formula
- 1 · ♭3 · ♭5 · ♭♭7
- First shape
- 1-2-1-2
How to play Ddim7 on ukulele
Shape 1, 1-2-1-2, reading from the G string on the left:
- Put your index finger on the G string at the 1st fret, which is A♭.
- Put your middle finger on the E string at the 1st fret, which is F.
- Put your ring finger on the C string at the 2nd fret, which is D.
- Put your pinky finger on the A string at the 2nd fret, which is C♭.
- This shape uses your pinky. It feels weak at first; press with the tip and let the finger stay curved.
- Strum with the pad of your index finger or thumb, all four strings, across the spot where the neck meets the body.
Other ways to play Ddim7
- 4-5-4-5: movable shape at the 4th fret, medium. Use it when the next chord sits nearby on the neck.
- 7-8-7-8: movable shape at the 7th fret, medium. Up the neck the chord gets thinner and brighter, a good contrast to the open version.
- 10-11-10-11: movable shape at the 10th fret, medium. Up the neck the chord gets thinner and brighter, a good contrast to the open version.
Moving between Ddim7 and its neighbours
These are the changes you'll meet most often with Ddim7, using the first shape of each chord.
- E♭ (leads up a half step): Ddim7 (1-2-1-2) to E♭ (0-3-3-1): your index finger lands on the A string, 1st fret, move the middle finger to the C string, 3rd fret, the ring finger goes to the E string, 3rd fret. Nothing carries over, so drill it slowly, lifting and landing all fingers at once. E♭ on ukulele
- E♭m (leads up a half step): Ddim7 (1-2-1-2) to E♭m (3-3-2-1): move the index finger to the A string, 1st fret, the middle finger goes to the E string, 2nd fret, your ring finger lands on the G string, 3rd fret. Nothing carries over, so drill it slowly, lifting and landing all fingers at once. E♭m on ukulele
- G (a fifth down): Ddim7 (1-2-1-2) to G (0-2-3-2): your index finger lands on the C string, 2nd fret, your middle finger lands on the A string, 2nd fret, move the ring finger to the E string, 3rd fret. Everything moves: lift the whole hand and place the new shape in one go. Shared notes: D and C♭. G on ukulele
Ddim7 is a diminished seventh: three minor thirds stacked, so the chord divides the octave into four equal parts. All 4 notes of Ddim7 fit on the ukulele's four strings. The slow arpeggio button above makes that quality easy to hear.
Practice Ddim7 in two minutes
Arpeggiate 1-2-1-2 from the lowest string: A♭, D, F, C♭. Then strum it and listen for the same 4 notes together. Next, alternate 1-2-1-2 and 4-5-4-5, slowly, until the change takes less than a beat.
Ddim7 in context
Ddim7 on guitar and piano
The same notes on another instrument: Ddim7 on guitar and Ddim7 on piano. This page puts all three side by side.
Related D chords on ukulele
Other diminished seventh chords
Ddim7 on ukulele: questions
What notes are in Ddim7 on ukulele?
D, F, A♭ and C♭. In the 1-2-1-2 shape the strings play A♭ (G string), D (C string), F (E string) and C♭ (A string).
What's the easiest way to play Ddim7 on ukulele?
No open-string Ddim7 exists in standard tuning; 1-2-1-2 is the place to start. It uses 4 fingers and no barre, and a capo can make it easier in some songs.
Is Ddim7 a barre chord on ukulele?
Not usually: 1-2-1-2 needs no barre.
Which string does Ddim7 start on?
In the 1-2-1-2 shape the lowest string you play is the G string at the 1st fret, which is A♭, the diminished fifth.
Shapes and sound are generated from the notes D, F, A♭ and C♭ and tested automatically. Updated September 2026.