Sade might refer to:

  • Marquis de Sade, the eighteenth century aristocrat, writer and libertine
    • Sade (film) (2000), a French film starring Daniel Auteuil as the Marquis de Sade
  • Sade (band), a British smooth jazz band
    • Sade (singer) (Helen Folasade Adu, OBE), a British Nigerian musician and eponymous lead singer of the band
    • a song from the 1986 album Duotones by Kenny G, composed as a tribute to the band
  • Sade Baderinwa, the WABC-TV Eyewitness News correspondent and anchor
  • Sade additionally transliterated as Sadeh, Sadé and Sada, an ancient Persian festival
  • Tsadi, a letter in several Semitic languages