Red Ring

Red Ring may refer to:


 * A ring with a red gemstone

Biology

 * 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

Literature and comics

 * 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

Video games

 * 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