Standards
Friday The 13th chords & key
- Key
- G major
- Form
- A
- Bars
- 8
- Groove
- Medium swing
- Time signature
- 4/4
“Friday The 13th” is a jazz standard by Thelonious Monk. It is usually played in G major as a medium swing, and the 8-bar A form repeats as one section.
Chord changes
Showing in: Concert (C) — G major
A
Changes as commonly played (concert pitch). Your band's version may differ.
Harmonic analysis
0Major ii–V–I
0Minor ii–V–i
0ii–V moves
0Tritone substitutions
0Dominant chains
4Different chords
Most used chords
- Gmaj7×4
- F7×4
- D♯7×4
- D7×4
Frequently asked questions
What key is Friday The 13th in?
Friday The 13th is usually played in G major. For B♭ instruments that is A major, for E♭ instruments E major.
Who wrote Friday The 13th?
Friday The 13th was written by Thelonious Monk.
What is the form of Friday The 13th?
Friday The 13th has 1 sections (A) with 8 bars in total.
How fast is Friday The 13th played?
The usual groove is Medium swing.
What are the chord changes to Friday The 13th?
The opening bars are Gmaj7 F7 | D#7 D7 | Gmaj7 F7 | D#7 D7. The full chart above can be transposed to any key.