"Peg" is a song by the American rock group Steely Dan, first released on the band's 1977 album Aja.

[7] In the opinion of jazz musician and academic Andy LaVerne, the song "has the blues at its core, though it might not be apparent at first listen".

[8] The song's guitar solo was attempted by seven top studio session guitarists—including Robben Ford and recurring guitarist Larry Carlton—before Jay Graydon's version became the "keeper".

[19] Cash Box wrote, "this snappy number has the beat and the harmonic hooks to capture that extra top 40 momentum.

"[20] Record World called it "a pop-rock love song, crafted with [Steely Dan's] usual perfectionism and flair.