XX may refer to:
xx is the 2009 debut album by English indie pop band the xx. After they signed a contract with XL Recordings, the band recorded the album from December 2008 to February 2009 at the label's in-house studio in London.
XXII Corps was a corps in the Union Army during the American Civil War. It was created on February 2, 1863, to consist of all troops garrisoned in Washington, D.C., and included three infantry divisions and one of cavalry (under Judson Kilpatrick, which left to join the Army of the Potomac during the Gettysburg Campaign).