Darwinia may refer to:
- Darwinia (plant) <small>Rudge 1815</small>, a genus of Myrtaceae found only in Australia
- Darwinia <small>Raf.</small>, a synonym of the legume genus Sesbania <small>Adans.</small>
- Darwinia (video game), a 2005 video game by Introversion Software
- Darwinia (novel), a 1998 novel by Robert Charles Wilson
See also
- Darwinius, an extinct primate