F diminished 7th

F diminished 7th guitar chord is also written as Fdim7 or Fo7.

Below are up to 8 popular shapes for the F diminished 7th guitar chord, with suggested finger positions on the fretboard.

How to play the F diminished 7th chord

String numbers run from the thinnest string (1st) to the thickest string (6th). Match each numbered finger to the diagrams.

Shape 1x0101

• Place your index finger (1) on the 1st fret of the 6th (low E) string.
• Place your middle finger (2) on the 1st fret of the 3rd (G) string.
• Place your ring finger (3) on the 1st fret of the 1st (high E) string.
• Let the 2nd (B) string and 4th (D) string ring open.
• Do not play the 5th (A) string.

Shape 120101

• Place your index finger (1) on the 1st fret of the 6th (low E) string.
• Place your middle finger (2) on the 1st fret of the 3rd (G) string.
• Place your ring finger (3) on the 2nd fret of the 5th (A) string.
• Place your little finger (4) on the 1st fret of the 1st (high E) string.
• Let the 2nd (B) string and 4th (D) string ring open.

View F diminished 7th inversions and slash chords

Fdim7/A♭ - Fdim7/C♭ - Fdim7/E♭♭

View diminished 7th chord for guitar with other root notes

C - D - E - F - G - A - B - C♯ - D♯ - F♯ - G♯ - A♯ - D♭ - E♭ - G♭ - A♭ - B♭