Phaedra can refer to:

• The mythological figure Phaedra.
• Various artistic works based on the legend:
  • Phaedra by Seneca the Younger
  • Phèdre by Jean Racine
  • Phaedra translation by Robert Lowell
  • Phaedra, a 1962 film by Jules Dassin
  • Phaedra, a cantata by Benjamin Britten
• The genus Phaedra synonym of Bernardia.
• 174 Phaedra, an asteroid.
• Phaedra (album), by the avant-garde rock group Tangerine Dream.

A mysterious woman referred to in a song called "Some Velvet Morning" sung by Nancy Sinatra and Lee Hazlewood.

Phaedra | Phèdre