Chord · Dominant 9 Key of B

B9 Chord on guitar · voicings, notes & diagram

The B9 chord contains the notes B, D♯, F♯, A, C♯. Funky, full, bluesy — the dom7 with an extra colour note.

Voicings

How to play B9.

B9 × 1 3 1 4 4 E A D G B E

A-shape

Every chord tone on the neck

EADGBE 35791215 Root Scale note

Notes & intervals.

# Degree Note
1 1 B root
2 3 D♯
3 5 F♯
4 b7 A
5 9 C♯

Sound & use

Funky, full, bluesy — the dom7 with an extra colour note.

Funk rhythm comping (James Brown), 70s soul, jazz blues V chord.

Common in: funk, soul, jazz, blues

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Same key

Other chords in the key of B.

B

Major

Bm

Minor

Bdim

Diminished

Baug

Augmented

Bsus2

Suspended 2nd

Bsus4

Suspended 4th

B7

Dominant 7

Bmaj7

Major 7

Bm7

Minor 7

Bm7b5

Minor 7♭5

Bdim7

Diminished 7

Bm(maj7)

Minor-Major 7

B6

Major 6

Bm6

Minor 6

Badd9

Add 9

Bm(add9)

Minor Add 9

Bmaj9

Major 9

Bm9

Minor 9

All keys

Dominant 9 chord in every key.

C9

C♯9

D9

D♯9

E9

F9

F♯9

G9

G♯9

A9

A♯9

FAQ

About the B9 chord
on guitar.

What notes are in the B9 chord?

The B9 chord contains the notes B, D♯, F♯, A, C♯ — that's a 1, 3, 5, b7, 9 from the root.

How do I play B9 on guitar?

The most common voicings for B9 are shown above as fretboard diagrams. Start with the a-shape — finger position numbers are inside the dots. Mute any string marked X; play open strings shown with O.

Where is B9 used in music?

Funky, full, bluesy — the dom7 with an extra colour note. Funk rhythm comping (James Brown), 70s soul, jazz blues V chord.

What's a movable shape for B9?

Both E-shape (root on the 6th string) and A-shape (root on the 5th string) barre versions are common. Once you can play those two shapes, you can play Dominant 9 in any key just by sliding up or down the neck.

Can I print the B9 chord diagram?

Yes. Use your browser's print function (Cmd/Ctrl + P) — the SVG diagrams print crisply at any size. For a custom voicing or a printable handout with multiple chords, use the chord chart generator.