Metheny Mehldau Quartet is a jazz album by guitarist Pat Metheny and pianist Brad Mehldau, released in 2007 by Nonesuch Records.

It features bassist Larry Grenadier and drummer Jeff Ballard.

An earlier disc from the pair, Metheny Mehldau, was released in 2006 and contains mostly duet recordings with the exception of two tracks.

On this album, however, Mehldau's two trio men, Jeff Ballard and Larry Grenadier, are much more present, hence the title of the album.

All tracks are written by Pat Metheny except where notedNote