D 6th add 9 chord on guitar (D6/9)

Also called or written D6/9, D6add9, D 6th Add 9th or D 6th 9

D 6th add 9 contains D, F♯, A, B, and E. The 4th fret grip mutes the low E string and barres the D and G strings.

4frDF♯BEAEADGBE
Positions on the neck1 of 5
Practice D 6th add 9 chord

How it is built

DRootF♯Major thirdAPerfect fifthBMajor sixthENinth

Formula 1, 3, 5, 6, 9

Inversions
  • Root positionD–F♯–A–B–ED6/9×-5-4-4-5-5
  • First inversionF♯–A–B–E–DD6/9/F♯2-0-0-2-0-0
  • Second inversionA–B–E–D–F♯D6/9/A5-5-4-4-5-×
  • Third inversionB–E–D–F♯–AD6/9/B×-2-2-2-3-2
  • Fourth inversionE–D–F♯–A–BD6/9/E0-0-0-2-0-2

How do you play a D 6th add 9 chord on guitar?

D 6th add 9 is played at the 4th fret as × 5 4 4 5 5: barre your index finger across fret 4, middle finger on the A string at fret 5, ring finger on the B string at fret 5 and pinky finger on the high e string at fret 5. The low E string stays muted.

Full note and interval breakdown
StringFretFingerNote
6 (E)muted
5 (A)52D (1)
4 (D)41 (barre)F♯ (3)
3 (G)41 (barre)B (6)
2 (B)53E (2)
1 (e)54A (5)

AdvancedThe index barre must fret the D and G strings cleanly while the middle finger reaches the A string at the 5th fret.

9th fret

D 6th add 9 is played at the 9th fret as 10 9 9 9 10 10: barre your index finger across fret 9, middle finger on the low E string at fret 10, ring finger on the B string at fret 10 and pinky finger on the high e string at fret 10.

Full note and interval breakdown
StringFretFingerNote
6 (E)102D (1)
5 (A)91 (barre)F♯ (3)
4 (D)91 (barre)B (6)
3 (G)91 (barre)E (2)
2 (B)103A (5)
1 (e)104D (1)

D6add9/F♯ inversion · 2-0-0-2-0-0 — the easy shape, no barre

D 6th add 9 is played in open position as 2 0 0 2 0 0: index finger on the low E string at fret 2 and middle finger on the G string at fret 2. The A, D, B and high e strings ring open.

Full note and interval breakdown
StringFretFingerNote
6 (E)21F♯ (3)
5 (A)openA (5)
4 (D)openD (1)
3 (G)22A (5)
2 (B)openB (6)
1 (e)openE (2)

D6add9/F♯ inversion · 2-2-0-2-0-0

D 6th add 9 is played in open position as 2 2 0 2 0 0: index finger on the low E string at fret 2, middle finger on the A string at fret 2 and ring finger on the G string at fret 2. The D, B and high e strings ring open.

Full note and interval breakdown
StringFretFingerNote
6 (E)21F♯ (3)
5 (A)22B (6)
4 (D)openD (1)
3 (G)23A (5)
2 (B)openB (6)
1 (e)openE (2)

D6add9/F♯ inversion · 2-2-0-2-3-0

D 6th add 9 is played in open position as 2 2 0 2 3 0: index finger on the low E string at fret 2, middle finger on the A string at fret 2, ring finger on the G string at fret 2 and pinky finger on the B string at fret 3. The D and high e strings ring open.

Full note and interval breakdown
StringFretFingerNote
6 (E)21F♯ (3)
5 (A)22B (6)
4 (D)openD (1)
3 (G)23A (5)
2 (B)34D (1)
1 (e)openE (2)

Why it sounds like that

D 6th add 9 is built from the formula 1, 3, 5, 6, 9. The major 6th and major 2nd add color to the major triad. Compare it to D 6th, which omits the 9th.

What goes wrong with D 6th add 9?

  • Let the low E string sound by not muting it properly.
  • Allow the index barre to lift off the G string, causing a dead note.

When to use it

Use D 6th add 9 as the tonic in D major progressions like D–G–A–D (I–IV–V–I). It works well in country and rock.

Changing to and from D 6th add 9

  • Slide the shape down two frets to the 2nd fret to play C 6th add 9.
  • Slide the shape down one fret to the 3rd fret to play C♯ 6th add 9.

Which voicing to use

The 4th fret position keeps D in the bass. The D6add9/F♯ inversions put F♯ in the bass, giving a first-inversion sound.

Other D chords

Common questions

Why is the low E string muted in D 6th add 9?

The open E string is a chord tone, but it is muted to preserve the intended bass note and voicing.

How does D 6th add 9 differ from D 6th?

D 6th add 9 adds the 9th, E, to the D 6th chord. The 9th creates a more colorful, extended sound.

What are the alternate symbols for D 6th add 9?

D 6th add 9 is written D6/9 or D6add9.