Gm7♭5 Chord: Guitar, Piano and Notes
The Gm7♭5 chord is a half-diminished chord built on the root note G. Its notes are G, B♭, D♭ and F.
Half-diminished chords (m7♭5) sit between a diminished triad and a minor seventh. They're the signature ii chord in minor keys and show up constantly in jazz standards and moody ballads.
Gm7♭5 on piano

Switch to the interactive diagram to hear the chord, change voicing and swap finger numbers for note names.
To play Gm7♭5 on piano, place your right-hand thumb on G, then index, middle and little finger on B♭, D♭ and F. Press the keys together and listen for an even sound. Practice moving in and out of the chord slowly, then bring in a metronome.
Gm7♭5 on guitar

Switch to the interactive diagram to hear the chord, change voicing and swap finger numbers for note names.
On guitar, Gm7♭5 is commonly played with the voicing shown above. This one is a barre shape: keep the index finger flat across the fretboard and curve the others so they don't mute the strings next to them. Strum only the strings marked as active in the diagram.
Play the chord
Gm7♭5 chord notes
| Degree | Interval | Semitones | Note |
|---|---|---|---|
| 1 | Root | 0 | G |
| ♭3 | Minor third | 3 | B♭(Bb) |
| ♭5 | Tritone | 6 | D♭(Db) |
| ♭7 | Minor seventh | 10 | F |
How to use the Gm7♭5 chord
The Gm7♭5 chord is built from a root, a minor third, a diminished fifth and a minor seventh. Start at the root G and stack the intervals to get the whole chord: G, B♭, D♭ and F. The same formula gives you the chord in any other key.
Half-diminished chords are most common in jazz standards. They frequently act as the iiø of a minor ii-V-i, leading into the dominant that resolves to a minor tonic.
Common progressions
The Gm7♭5 chord works beautifully in these progressions. Click a chord name to jump to its page.
Related chords to Gm7♭5
Once Gm7♭5 feels comfortable, the chords below open up new progressions. Each one shares notes, keys or a harmonic function with it, which is what makes it the natural place to go next.
Frequently asked questions
What notes are in the Gm7♭5 chord?
Is the Gm7♭5 chord major or minor?
How do you play Gm7♭5 on piano?
How do you play Gm7♭5 on guitar?
What chords work well with Gm7♭5?
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