I–IV–I in F Major

Pattern: I – IV – I Chords: F – B♭ – F

Chord Breakdown

Numeral	Chord	Type	Function
I	F (details)	major	Tonic
IV	B♭ (details)	major	Subdominant
I	F (details)	major	Tonic

Harmonic Analysis

This progression moves through F (Tonic) → B♭ (Subdominant) → F (Tonic).

The simplest folk progression, rocking between the tonic and subdominant. This two-chord motion evokes the drone-like quality of traditional folk instruments and open tunings.

Song Examples

Blowin' in the Wind — Bob Dylan
Skip to My Lou — Traditional

Chord Details

F B♭

More Progressions in F Major

I–IV–V–I I–V–vi–IV I–vi–IV–V ii–V–I I–IV–V I–♭VII–IV vi–IV–I–V I–V–vi–iii–IV–I–IV–V I–IV I–V IV–V IV–I