Vain may refer to: Vain (horse) (1966–1991), a champion Australian Thoroughbred racehorse Vain Stakes, an Australian Thoroughbred horse race Vain (band), a glam metal band formed in the San Francisco Bay Area in 1986 Vaginal intraepithelial neoplasia (VAIN), a medical disorder Vain, a strange creature who plays an important part in The Chronicles of Thomas Covenant by Stephen Donaldson Vain., taxonomic author abbreviation for Edvard August Vainio (1853–1929), Finnish lichenologist See also Vanity Vane (disambiguation)