G Dominant 9th Chord

Symbol: G9

Diagrams

Staff Notation

Staff Notation

Piano Keyboard

G9 chord – keys G, B, D, F, A highlightedPiano keyboard with keys G, B, D, F, A highlighted. G is the root note.GBDFA
G9 chord – keys G, B, D, F, A highlightedPiano keyboard with keys G, B, D, F, A highlighted. G is the root note.GB

Guitar

Guitar chord diagram for G9 (3fr)Guitar chord voicing with notes G, D, F, B, D, A.G9 (3fr)3324

Intervals

NoteIntervalSemitones
GP10
BM34
DP57
Fm710
AM92

About the G Dominant 9th Chord

The G Dominant 9th chord is built from the notes G, B, D, F, A. These notes are derived by stacking intervals above the root note G, following the interval pattern that defines every Dominant 9th chord. Understanding how a chord is constructed from intervals is one of the most valuable skills in music theory, because it allows you to build the chord in any key and recognize it in any context.

You can use this chord in a variety of musical contexts. Try exploring the scales that contain these notes to discover which keys this chord naturally belongs to. Each scale listed above shares all the notes of this chord, making it a diatonic chord within that key. Understanding these relationships helps with songwriting, improvisation, and arranging.

Try G9 in the Chord Identifier →