D9 chord on piano
D9 is D, F♯, A, C and E. D sits between the two black keys. Press Play to hear it, then try it at half speed.
root position · D–F♯–A–C–E · right hand 1-2-3-4-5
- Notes
- D · F♯ · A · C · E
- Formula
- 1 · 3 · 5 · ♭7 · 9
How to play D9 on piano
Start on D, count 4 half steps up to F♯, 3 half steps up to A, 3 half steps up to C then 4 half steps up to E. Those 5 keys are D9.
- Right hand: 1 on D, 2 on F♯, 3 on A, 4 on C and 5 on E.
- Left hand: 5 on D, 4 on F♯, 3 on A, 2 on C and 1 on E.
- On the keyboard it's white, black, white, white and white keys, the same pattern as A9, so your hand shape carries over.
Two ways to voice D9
- root position: D–F♯–A–C–E. Fingers 1-2-3-4-5.
- close voicing: D–E–F♯–A–C. Fingers 1-2-3-4-5.
The close voicing folds the ninth down next to the root, which fits under one hand; the spread voicing sounds wider.
Moving between D9 and its neighbours
The chords D9 usually goes to, and what changes under your fingers.
- G (dominant, pulls to the chord a fifth below): D9 to G: play G in 2nd inversion (D–G–B) and D stays under the same finger, while F♯ moves up to G and C down to B. G on piano
- Gmaj7 (I in G major): D9 to Gmaj7: play Gmaj7 in 2nd inversion (D–F♯–G–B) and D and F♯ stay under the same fingers, while A moves down to G and C down to B. Gmaj7 on piano
- Em7 (vi in G major): D9 to Em7: play Em7 in 1st inversion (G–B–D–E) and E stays under the same finger, while F♯ moves up to G, C down to B and C up to D. Em7 on piano
D9 is a dominant ninth: D7 with the ninth on top. D9 is the funk and soul version of D7, fuller on top and still pulling toward its resolution. The one-by-one button above makes that quality easy to hear.
A short D9 drill
Play D9 broken, one key at a time: D, F♯, A, C, E, C, A, F♯, D. Then press the keys together and check that all 5 sound at the same volume.
The keys of D9
D9 is a dominant ninth chord, 1–3–5–♭7–9 from D. Root position, from the bottom: how D9 is built.
| Note | Key | Fingers | Role |
|---|---|---|---|
| D | white key | RH 1 · LH 5 | root |
| F♯ | black key | RH 2 · LH 4 | major third |
| A | white key | RH 3 · LH 3 | perfect fifth |
| C | white key | RH 4 · LH 2 | minor seventh |
| E | white key | RH 5 · LH 1 | ninth |
D9 in context
D9 on guitar and ukulele
The same notes on another instrument: D9 on guitar and D9 on ukulele. This page puts all three side by side.
Close to D9
Other dominant ninth chords
D9 on piano: questions
What notes are in D9 on piano?
D, F♯, A, C and E: D (white key), F♯ (black key), A (white key), C (white key) and E (white key). Right hand 1-2-3-4-5, left hand 5-4-3-2-1.
How do you play D9 on piano?
Press D, F♯, A, C and E together (1 black, 4 white). Right hand: 1 on D, 2 on F♯, 3 on A, 4 on C and 5 on E.
What are the inversions of D9?
D9 is usually played in root position (D–F♯–A–C–E) or as a close voicing (D–E–F♯–A–C).
What does D9 look like on the keyboard?
white, black, white, white and white keys, the same pattern as A9, so one hand shape covers all of them.
Checked automatically: no shape here plays a note outside D9. Updated September 2026.