Red Ring may refer to:

• A ring with a red gemstone

• Red ring disease, caused by the nematode Bursaphelenchus cocophilus
• Bicyclus anisops, red ring bush brown, a butterfly
• Hestina assimilis, red ring skirt, a butterfly
• Phellinus pini, red ring rot, a fungus

• Narya, the Red Ring, one of the Rings in J. R. R. Tolkien's Middle-earth universe
• Red power ring of the Red Lantern Corps in the DC universe

• A special type of collectible ring in a number of Sonic the Hedgehog games
• A red ring that appears in some Mario games
• Red Ring of Death, a common Xbox 360 problem

• Ring of Red, 2000 video game
• Red Ring Rico, Phantasy Star Online character

This disambiguation page lists articles associated with the title Red Ring.
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