F13 Chord on Guitar
F13 = F – A – C – D# – G – D (Root, Major 3rd, Perfect 5th, Minor 7th, Major 9th, Major 13th)
F13 shares its resolving destination with F9 — both lead to Bb major as dominant chords — but moves its top color note down one string, from the high e to the B string, a small fingering change with a real difference in how the chord rings out.
The notes are F, A, C, D#, and D — root, third, fifth, flat seventh, and thirteenth (the sixth degree, functionally, an octave up). As V13 of Bb major it's the richest, jazziest dominant voicing in this F-rooted family, the kind of chord that shows up in blues and jazz turnarounds where a plain V7 would feel too plain against the surrounding harmony's sophistication.
Fingerings
Barre (1st fret)
How to Practice It
Three extra fingers are needed, across the A, G, and B strings — the shape is almost identical to F9's, just with the last note moved down one string, so practicing the two back to back is a good way to feel exactly how that single-string shift changes the chord's color while keeping the same first-fret barre underneath. The B-string note here sits at a lower absolute fret than the high-e note F9 uses, which some players find marginally easier to reach given how demanding the first fret already is.
Common Progressions
- Bb – Eb – F13 – Bb (I – IV – V13 – I in Bb major)
- F13 – Bb (V13 – I, a jazz-turnaround resolution)
- Gm – F13 – Bb (ii – V13 – I)
- Eb7 – F13 – Bb (a chain of dominant-family color chords resolving to I)
FAQ
- How is F13 different from F9 in the fingering?
- Both share the same barre and the same note on the A string, but F9 adds its extra color tone on the high e string while F13 puts it on the B string instead — a one-string shift that changes the chord from a ninth to a thirteenth.
- Where does F13 resolve?
- To Bb major, functioning as the dominant thirteenth pulling toward that key's tonic — the same destination as F9 and F7, just with a jazzier color layered on top.
- Why do jazz and blues players favor 13 chords over plain 7 chords?
- The added sixth-degree color gives the dominant chord a fuller, more sophisticated sound that fits the denser harmonic language those styles favor, without changing the chord's basic resolving function.
- Does a full F13 include every note from the root to the thirteenth?
- In theory, yes, but no six-string voicing stacks all seven possible notes — this practical shape keeps the root, third, seventh, and thirteenth, dropping the ninth and eleventh as least essential to the chord's core color.
- Is F13 harder to play than F9?
- About the same — both need three extra fingers beyond the barre, just arranged slightly differently, so a player comfortable with one should find the other only a small adjustment away.
- Can F13 substitute for a plain F7 mid-progression?
- Yes, especially near a cadence — swapping the last dominant chord before a resolution for its 13th-chord version is a common way to add harmonic richness right before landing on the tonic.
- Why is this chord more common in horn-influenced music than typical guitar rock?
- Bb-major harmony and the rich extended dominants that go with it are staples of horn-section arranging and jazz-blues writing, contexts where guitarists are more likely to need this exact voicing than in straightforward open-chord rock or folk material.
Related: how chords are built, chord finder.