G7♯9 (the "Hendrix chord")

5-note dominant 7th sharp 9 on GG, A♯, B, D, F.

Press to hear the chord strummed low to high.

The famous "Hendrix chord" — a dominant seventh carrying both the major third and the sharp ninth (an enharmonic minor third), major and minor at once.

The notes

Pitches taken from the first fingering below — click any note to open its frequency page.

Interval formula

DegreeNoteWhat it is
1Groot
♯9A♯sharp ninth
3Bmajor third
5Dperfect fifth
♭7Fflat seventh (dominant)

The formula reads in semitones above the root (G): 1, ♯9, 3, 5, ♭7. A voicing may leave a tone out — often the fifth — but never adds one from outside this set.

Guitar fingerings · 4

3241
open position
3fr131244
from fret 3
4fr23144
from fret 4
9fr2134
from fret 9

Ukulele fingerings · 4

4213
open position
42
open position
4fr1243
from fret 4
7fr1412
from fret 7

Read a diagram top-down: the thick bar is the nut, dots are where to press (the number is which finger), means play the open string, means don't play it. A bar across strings is a barre.

Other G chords

7♯9 (the "Hendrix chord") chords on every root