Ring

• ring (mathematics)
• engagement ring
• web ring
• jewelry ring
• Boxing ring
• Anything resembling a circle
• A business ring or crime ring, also called a syndicate

• The Opera cycle The Ring of the Nibelung is often referred to as "the Ring"
• Ring is the title of a 1998 Japanese cult horror film by Hideo Nakata
• The Ring is a horror motion picture that is a remake of a Japanese cult movie, Ring.
• Ring is also the title of a science fiction novel by Stephen Baxter
• The One Ring of J.R.R. Tolkien's Middle-earth fiction
• The Ring magazine, a boxing magazine