Gray Matters

Gray Matters or Grey Matters may refer to:


 * Gray Matters (novel), by William Hjortsberg
 * Gray Matters (2006 film), a film directed by Sue Kramer
 * Gray Matters (2014 film), a documentary film by Marco Orsini
 * Gray Matter (2023 film), science fiction film by Meko Winbush
 * Gray Matters (record label)
 * "Gray Matters" (Johnny Bravo), a 2004 episode of Johnny Bravo
 * "Grey Matters" (Fringe)