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F Diminished 7th Chord (Fdim7)

Notes: F, A♭, C♭, E𝄫. Tap any diagram to hear it.

Fdim7
Notes
FA♭C♭E𝄫
Formula
1 – ♭3 – ♭5 – 𝄫7

Fdim7 on guitar

Open position · most common
1-2-0-1-0-1
Fret 6
x-8-6-7-6-7
Fret 13
13-14-15-13-15-13

Strings from low (left) to high (right). Numbers are fingers: 1 index, 2 middle, 3 ring, 4 pinky. × = don’t play, ○ = open string.

Fdim7 on ukulele

Fret 1 · most common
1-2-1-2
Fret 4
4-5-4-5
Fret 7
7-8-7-8

Fdim7 on piano

Other F chords

FFmF7Fmaj7Fm7Fsus2Fsus4FdimFaugF6Fm6F9Fadd9F7sus4Fm7♭5

Diminished 7th chords in other keys

Cdim7C♯dim7Ddim7E♭dim7Edim7F♯dim7Gdim7A♭dim7Adim7B♭dim7Bdim7

About the F Diminished 7th chord

Diminished seventh chords stack minor thirds all the way up, so the same shape repeats every three frets. They create strong, dramatic tension. Fdim7 is built from the root (F), minor third (A♭), diminished fifth (C♭), diminished seventh (E𝄫).

Frequently asked questions

What notes are in the F Diminished 7th chord?

The Fdim7 chord is made of F, A♭, C♭, E𝄫: the root, minor third, diminished fifth, diminished seventh.

How do you play Fdim7 on guitar?

The most common fingering is 1-2-0-1-0-1, from the low E string to the high E string (x = don’t play that string, 0 = open string).

How do you play Fdim7 on piano?

Press F, A♭, C♭, E𝄫 together. In root position the lowest note is F.