So Blue

So Blue may refer to:


 * "So Blue" (De Sylva, Brown and Henderson song), a 1927 song covered by numerous artists
 * "So Blue" (Prince song), 1978
 * "So Blue" (Chisato Moritaka song), 1996
 * "So Blue" (Arif Mardin song), 2010
 * "So Blue" (Akon song), 2013
 * "So Blue" (Fantasia song), 2016
 * "So Blue", a 1955 song by The Stanley Brothers
 * "So Blue", a Stan Rogers song from the 1978 album: Turnaround