Maggiore means "major" or "large" in Italian. It can refer to:
- Lake Maggiore
- Maggiore (grape), Italian wine grape that is also known as Verdicchio
- Monte Maggiori or Učka, mountain range in Croatia
- Major in music
- Major, the military rank
- Christine Maggiore, (July 25, 1956–December 27, 2008) deceased HIV-positive activist who promoted the view that HIV is not the cause of AIDS.