C diminished guitar chord is also written as Cdim or Co or Cm♭5.
Guitar chords chart for C diminished chord with suggested finger positions on the guitar fretboard is shown below.
C - D - E - F - G - A - B - C♯ - D♯ - F♯ - G♯ - A♯ - D♭ - E♭ - G♭ - A♭ - B♭
Download GtrLib Chords app to view all the positions of C diminished chord on the guitar along with audio demonstration of the chord at each position.
C major
C minor
C5
C dominant 7th
C major 7th
C minor 7th
C minor major 7th
C suspended 4th
C suspended 2nd
C6
C minor major 6
C9
C minor 9
C minor major 9
C11
C minor 11
C major 11
C minor major 11
C major add 9
C minor add 9
C6 add 9
C minor 6 add 9
C dominant 7th add 11
C major 7th add 11
C minor 7th add 11
C minor major 7th add 11
C dominant 7th add 13
C major 7th add 13
C minor 7th add 13
C minor major 7th add 13
C dominant 7th flat 5
C augmented
C augmented 7th
C dominant 7th flat 9th
C dominant 7th sharp 9th
C augmented 7th flat 9th
C minor 7th flat 5
C minor 7th sharp 5
C minor 7th flat 9th
C6 suspended 4th
C6 suspended 2nd
C dominant 7th suspended 4th
C dominant 7th suspended 2nd
C major 7th suspended 4th
C major 7th suspended 2nd
C diminished
C diminished 7th