Justify may refer to:

• Justify (horse), winner of the 2018 U.S. Thoroughbred Triple Crown (Kentucky Derby, Preakness Stakes, and Belmont Stakes)
• Justify (ANSI), an ANSI escape sequence
• "Justify" (ATB song)
• "Justify" (The Rasmus song)
• "Justify", a song by The Red Jumpsuit Apparatus

• Justified (disambiguation)
• Justifier (disambiguation)
• Justification (disambiguation)