Hydra generally refers to:

  • Lernaean Hydra, a many-headed serpent in Greek mythology
  • Hydra (genus), a genus of simple freshwater animals belonging to the phylum Cnidaria

Hydra or The Hydra may also refer to:

Astronomy

edit

Computing

edit

Fictional entities

edit

Film and television

edit

Music

edit

People

edit

Places

edit

Ships

edit

Other uses

edit

See also

edit