Downstream

Downstream may refer to:
 * Downstream (hydrology)
 * Downstream (bioprocess)
 * Downstream (manufacturing)
 * Downstream (networking)
 * Downstream (software development)
 * Downstream (petroleum industry)
 * Upstream and downstream (DNA), determining relative positions on DNA
 * Upstream and downstream (transduction), determining temporal and mechanistic order of cellular and molecular events of signal transduction

In entertainment

 * Downstream (novella), a novella by Joris-Karl Huysmans
 * Downstream (1929 film), a British film by Giuseppe Guarino
 * Downstream (2010 film), an action science fiction film
 * "Downstream" (Land of the Lost), an episode of the 1974 series '"Land of the lost"
 * Downstream (album), an album by New Monsoon
 * "Downstream", a song by Supertramp from Even in the Quietest Moments
 * "Downstream", a song by American Head Charge from The Feeding
 * "Downstream", a track written by Shira Kammen that was part of the Braid soundtrack