So Long may refer to:
- So Long (album), a 2007 album by Stereoside
- "So Long" (Russ Morgan song), 1940, recorded by numerous artists including The Charioteers, Ruth Brown and Fats Domino
- "So Long" (ABBA song), 1974
- "So Long" (Everlast song), 1999
- "So Long!" (AKB48 song), 2013
- "So Long", a song by The Kinks from Kinda Kinks
- "So Long", a song by Fischer-Z from Going Deaf for a Living
- "So Long", a song by Guster from Lost and Gone Forever
- "So Long", a song by Krokus from Hellraiser
- "So Long", a song by MC Hammer from Look Look Look
- "So Long", a song by Rilo Kiley from The Execution of All Things
- "So Long", a song by Seba & Lo-Tek
Famous quotes containing the word long:
“Then think I thus: sith such repair,
So long time war of valiant men,
Was all to win a lady fair,
Shall I not learn to suffer then,
And think my life well spent to be,
Serving a worthier wight than she?”
—Henry Howard, Earl Of Surrey (1517?1547)