The key of G major has one sharp. For reference, here are the notes in the G major scale:
- G
- A
- B
- C
- D
- E
- F Sharp
All the chords in the key of G major are made up of these seven notes, and each note gets to be the root note for one of the chords, thus making seven triad chords in this key.
- G Major
- A Minor
- B Minor
- C Major
- D Major
- E Minor
- F Sharp Diminished
Note: In this article I’m using banjo chord charts that I created using Microsoft Paint. Here are all the banjo chord charts that are free to use personally and commercially under Creative Commons Attribution (CC-BY) 4.0 License.
I Chord — G Major or G Major Seventh
The first chord (I) in the key of G major is the G major chord. Below is my preferred way to play the G major chord on banjo.

The G major seventh chord is the corresponding 7th chord for the I chord in the key of G major. Below is my favorite way to play the G major seventh chord.

ii Chord — A Minor or A Minor Seventh
The second chord (ii) in the key of G major is the A minor chord. Below is my preferred way to play the A minor chord on banjo.

The A minor seventh chord is the corresponding 7th chord for the ii chord in the key of G major. Below is my favorite way to play the A minor seventh chord.

iii Chord — B Minor or B Minor Seventh
The third chord (iii) in the key of G major is the B minor chord. Below is my preferred way to play the B minor chord on banjo.

The B minor seventh chord is the corresponding 7th chord for the iii chord in the key of G major. Below is my favorite way to play the B minor seventh chord.

IV Chord — C Major or C Major Seventh
The fourth chord (IV) in the key of G major is the C major chord. Below is my preferred way to play the C major chord on banjo.

The C major seventh chord is the corresponding 7th chord for the IV chord in the key of G major. Below is my favorite way to play the C major seventh chord.

V Chord — D Major or D Dominant Seventh
The fifth chord (V) in the key of G major is the D major chord. Below is my preferred way to play the D major chord on banjo.

The D dominant seventh chord is the corresponding 7th chord for the V chord in the key of G major. Below is my favorite way to play the D dominant seventh chord.

vi Chord — E Minor or E Minor Seventh
The sixth chord (vi) in the key of G major is the E minor chord. Below is my preferred way to play the E minor chord on banjo.

The E minor seventh chord is the corresponding 7th chord for the vi chord in the key of G major. Below is my favorite way to play the E minor seventh chord.

viidim Chord — F Sharp Diminished or F Sharp Minor Seventh Flat Five
The seventh chord (viidim) in the key of G major is the F sharp diminished chord. Below is my preferred way to play the F sharp diminished chord on banjo.

The F sharp minor seventh flat five chord is the corresponding 7th chord for the viidim chord in the key of G major. Below is my favorite way to play the F sharp minor seventh flat five chord.

Chord Progressions in the Key of G Major
Here are 10 chord progressions in the key of G Major that you can experiment with. I have included banjo tablature to make playing the chords easier for you.
1. G Major, C Major, D Major
D| --0---0-----5---5-----7---7---
B| --0---0-----5---5-----7---7---
G| --0---0-----5---5-----7---7---
D| --0---0-----5---5-----7---7---
G| ------------------------------
2. G Major, D Major, E Minor, C Major
D| --0---0-----7---7-----9---9-----5---5---
B| --0---0-----7---7-----8---8-----5---5---
G| --0---0-----7---7-----9---9-----5---5---
D| --0---0-----7---7-----9---9-----5---5---
G| ----------------------------------------
3. G Major, C Major, G Major, D Major
D| --0---0-----5---5-----0---0-----7---7---
B| --0---0-----5---5-----0---0-----7---7---
G| --0---0-----5---5-----0---0-----7---7---
D| --0---0-----5---5-----0---0-----7---7---
G| ----------------------------------------
4. G Major, B Minor, C Major, E Minor
D| --0---0-----4---4-----5---5-----9---9---
B| --0---0-----3---3-----5---5-----8---8---
G| --0---0-----4---4-----5---5-----9---9---
D| --0---0-----4---4-----5---5-----9---9---
G| ----------------------------------------
5. E Minor, C Major, G Major, D Major
D| --9---9-----5---5-----0---0-----7---7---
B| --8---8-----5---5-----0---0-----7---7---
G| --9---9-----5---5-----0---0-----7---7---
D| --9---9-----5---5-----0---0-----7---7---
G| ----------------------------------------
6. C Major, G Major, D Major, G Major
D| --5---5-----0---0-----7---7-----0---0---
B| --5---5-----0---0-----7---7-----0---0---
G| --5---5-----0---0-----7---7-----0---0---
D| --5---5-----0---0-----7---7-----0---0---
G| ----------------------------------------
7. G Major, E Minor, C Major, D Major
D| --0---0-----9---9-----5---5-----7---7---
B| --0---0-----8---8-----5---5-----7---7---
G| --0---0-----9---9-----5---5-----7---7---
D| --0---0-----9---9-----5---5-----7---7---
G| ----------------------------------------
8. A Minor, D Major, G Major, E Minor
D| --2---2-----7---7-----0---0-----9---9---
B| --1---1-----7---7-----0---0-----8---8---
G| --2---2-----7---7-----0---0-----9---9---
D| --2---2-----7---7-----0---0-----9---9---
G| ----------------------------------------
9. G Major, C Major, E Minor, D Major
D| --0---0-----5---5-----9---9-----7---7---
B| --0---0-----5---5-----8---8-----7---7---
G| --0---0-----5---5-----9---9-----7---7---
D| --0---0-----5---5-----9---9-----7---7---
G| ----------------------------------------
10. G Major, A Minor, B Minor, C Major, D Major
D| --0---0-----2---2-----4---4-----5---5-----7---7---
B| --0---0-----1---1-----3---3-----5---5-----7---7---
G| --0---0-----2---2-----4---4-----5---5-----7---7---
D| --0---0-----2---2-----4---4-----5---5-----7---7---
G| --------------------------------------------------
11. G Major, C Major, A Minor, D Major
D| --0---0-----5---5-----2---2-----7---7---
B| --0---0-----5---5-----1---1-----7---7---
G| --0---0-----5---5-----2---2-----7---7---
D| --0---0-----5---5-----2---2-----7---7---
G| ----------------------------------------
12. G Major, D Major, E Minor, B Minor, C Major, G Major, C Major, D Major
D| --0---0-----7---7-----9---9-----4---4-----5---5-----0---0-----5---5-----7---7---
B| --0---0-----7---7-----8---8-----3---3-----5---5-----0---0-----5---5-----7---7---
G| --0---0-----7---7-----9---9-----4---4-----5---5-----0---0-----5---5-----7---7---
D| --0---0-----7---7-----9---9-----4---4-----5---5-----0---0-----5---5-----7---7---
G| --------------------------------------------------------------------------------