Just One Day may refer to:
Events edit
- Just One Day, an animal rights event spearheaded by the No Kill Advocacy Center
Literature edit
- Just One Day, a 2013 Gayle Forman novel
Music edit
Albums edit
- Just One Day, a 2009 release by Kim Sozzi
- Just One Day EP, a 2007 release by Kevin Griffin and Jeremy Lister
Songs edit
- "Just One Day", a song by Anything Box off of Peace
- "Just One Day", a song by the Bangtan Boys off of Skool Luv Affair
- "Just One Day", a song by Better Than Ezra off of Paper Empire