Princess Leia

Princess Leia was a character from Star Wars, played by Carrie Fisher. (PROSE: Drowned in Moonlight)

She was known to say a person was her "only hope" (PROSE: Beautiful Chaos) and presented the heroes of the movie with medals. (PROSE: Mission: Impractical)

Miranda Dawkins said she would rather be Luke Skywalker or Darth Vader because Princess Leia "just gets captured and waits for the boys to rescue her". (PROSE: Father Time)

Princess Leia was the name of Antarctica's android crocodile. (PROSE: EarthWorld)

Behind the scenes
River Song's main costume in The Pandorica Opens / The Big Bang was deliberately designed to evoke both Princess Leia and Han Solo, so that she looked like, according to Toby Haynes, a "female Han Solo". (DCOM: The Big Bang)