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An interactive reference for guitar chord shapes, voicings and the theory behind them.

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  1. Chords
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  3. B
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  5. m9

B minor 9th (Bm9)

BRoot
Dmin 3
F♯Perf 5
Amin 7
C♯9

Smooth and sophisticated. Minor 7 with added 9th. Essential in jazz for mellow, rich harmonic color.

Notes
BDF♯AC♯
Formula
1 · ♭3 · 5 · ♭7 · 9
Type
Extended chord
03

How to play it

EADGBe123412345

Bm9

B minor 9th, Open

Bass
B, the root
Root
B
Strings
A D G B e · open
  • BRoot
  • Dm3
  • F♯P5
  • Am7
  • C♯9

Up the neck

6 voicings, same five notes

Why a minor 9th chord sounds the way it does

B+3 fretsD+4 fretsF♯+3 fretsA+4 fretsC♯

Stacked from 4 intervals.

04

Where to go next

More B chords

Same root, other colours

Bm7Bm6BmM7Bm11

Chords in the key of B minor

What Bm9 usually sits next to

i · Bmii° · C♯°III · Div · Emv · F♯mVI · GVII · A

Close relatives

Relatives of B minor

  • DRelative major of B minor
  • BParallel major, raise the 3rd

Other m9 chords

Same quality, every root

Cm9C♯m9Dm9E♭m9Em9Fm9F♯m9Gm9A♭m9Am9B♭m9Bm9
01

Root

B
02

Quality

m9

5+ notes: stack the 9th, 11th or 13th on a 7th chord.

Alterations need a 7th chord. Try B7 →

Why a minor 9th chord sounds the way it does

B+3 fretsD+4 fretsF♯+3 fretsA+4 fretsC♯

Stacked from 4 intervals.

03

How to play it

EADGBe123412345

Bm9

B minor 9th, Open

Bass
B, the root
Root
B
Strings
A D G B e · open
  • BRoot
  • Dm3
  • F♯P5
  • Am7
  • C♯9

Up the neck

6 voicings, same five notes
04

Where to go next

More B chords

Same root, other colours

Bm7Bm6BmM7Bm11

Chords in the key of B minor

What Bm9 usually sits next to

i · Bmii° · C♯°III · Div · Emv · F♯mVI · GVII · A

Close relatives

Relatives of B minor

  • DRelative major of B minor
  • BParallel major, raise the 3rd

Other m9 chords

Same quality, every root

Cm9C♯m9Dm9E♭m9Em9Fm9F♯m9Gm9A♭m9Am9B♭m9Bm9
B minor 9th