Metheny/Mehldau is a jazz album released in 2006 by Nonesuch Records, and a collaboration between guitarist/composer Pat Metheny and jazz pianist Brad Mehldau, consisting of ten original tracks, with two joined by Mehldau's drummer Jeff Ballard and bassist Larry Grenadier. Tracks 1, 5 and 9 are compositions by Mehldau, while the rest are by Metheny. The song "Unrequited" first appeared on Mehldau's 1998 album Songs: The Art of the Trio, Vol. III, and Metheny's composition "Say the Brother's Name" is from his 1994 compilation with John ScofieldI Can See Your House From Here.
Metheny/Mehldau includes recordings from the first recording session. A second disc, Metheny Mehldau Quartet, was released in 2007, and contains more quartet and duet tracks.