Sure

Sure may refer to:


 * Seemingly unrelated regressions
 * Series of Unsurprising Results in Economics (SURE), an economics academic journal
 * Sure, as probability, see certainty
 * Sure (brand), a brand of antiperspirant deodorant
 * Sure (company), a telecommunications company operating in British Crown Dependencies and Overseas Territories
 * Stein's unbiased risk estimate (SURE), in estimation theory
 * The river Sauer

In music

 * "Sure" (Every Little Thing song), from the album Eternity
 * "Sure" (Take That song), from the album Nobody Else