Guardian

Guardian may refer to:

In-universe

 * Guardian of the Solar System (TV: The Daleks' Master Plan)
 * Guardian (The Ark) (TV: The Ark)
 * Guardian (Revenge of the Cybermen) (TV: Revenge of the Cybermen)
 * Guardians of Time (TV: The Ribos Operation)
 * Guardian (newspaper) (PROSE: The King of Terror)

Behind the scenes

 * Guardian of the Tomb - a Fourth Doctor comic story published in TV Comic
 * The Guardians of Terror - a Tenth Doctor comic story published in Doctor Who: Battles in Time
 * The Guardian of Murcher - a Tenth Doctor comic story published in Doctor Who Adventures
 * The Guardian of the Solar System - a release in The Companion Chronicles audio series