World
Jig Progression (I–V–I–IV) Chord Progression
Irish dance I-V-I-IV.
- Celtic
- jig
- dance
- uptempo
Roman numerals
- I
- V
- I
- IV
Roman numerals give each chord’s position relative to the key’s tonic, so the progression sounds the same in any key.
Chords by key
Key of C
C – G – C – F
Key of G
G – D – G – C
Key of D
D – A – D – G