semicord

Dm7 D minor seventh chord

Notes
D F A C
Formula
1 b3 5 b7
Semitones
0 3 7 10 above the root
Other symbols
Dmin7, D−7

D to F is a minor third (3 semitones), F to A is a major third (4 semitones), A to C is a minor third (3 semitones). A minor triad plus a minor seventh (C). With F in the bass the same four notes are read as F6.

Dm7 on the piano

C4D4E4F4G4A4B4C5D5E5F5G5A5B5C#4Eb4F#4Ab4Bb4C#5Eb5F#5Ab5Bb5C4DFACC5

Root position from D4: D4, F4, A4, C5. Middle C is C4.

Dm7 on the guitar

Standard tuning (E A D G B E). Strings run low E on the left to high e on the right, frets downwards; × is a muted string, ○ an open string, and each dot shows the note it sounds, with the root in blue-green. Every shape below has D as its lowest note.

××DAACCFF
Open position
x x 0 2 1 1 (low E to high e)
Sounds D3 A3 C4 F4
5fr×DDAACCFFAA
A-shape barre, root on the A string at fret 5
x 5 7 5 6 5 (low E to high e)
Sounds D3 A3 C4 F4 A4
10frDDAACCFFAADD
E-shape barre, root on the E string at fret 10
10 12 10 10 10 10 (low E to high e)
Sounds D3 A3 C4 F4 A4 D5

The barre shapes are movable: an E-shape chord's root is the note under your first finger on the low E string, an A-shape chord's root is the note on the A string. Slide the same grip up or down to play minor seventh chords on other roots.

Inversions of Dm7

An inversion puts a note other than the root in the bass. The name is what semicord's chord finder calls those notes played bottom to top; a slash name like C/E means a C chord with E in the bass.

PositionNotes, bass firstNamedListen
Root positionD F A CDm7
1st inversionF A C DF6 (also read as Dm7/F)
2nd inversionA C D FDm7/A
3rd inversionC D F ADm7/C

Where Dm7 fits

Dm7 is ii7 in C major, iii7 in Bb major, vi7 in F major. As ii7 it is the first chord of the ii–V–I that ends countless jazz and pop phrases: Dm7 → G7 → Cmaj7.