Christopher

 has several meanings pertinent to the Doctor Who universe and the real world. They are listed below in alphabetical order by surname. If no surname is available, alphabetization occurs by the disambiguation term — that is, the bit between the parentheses in a title like Waitress (Vincent and the Doctor).

As only name

 * Christopher (Children of Earth: Day Five) (TV: Children of Earth: Day Five)
 * Christopher (Love and War) (PROSE: Love and War)
 * Christopher (The Unicorn and the Wasp) (TV: The Unicorn and the Wasp)

As first name

 * Christopher Rodonanté Cwej, a companion of the Seventh Doctor.
 * Christopher Rice (HOMEVID: Downtime)
 * Christopher Shaw (AUDIO: Absolution)
 * Christopher Sheldon (PROSE: Grave Matter)
 * Christopher Whyte (PROSE: The Roundheads)

As Real World Individuals

 * Christopher Columbus
 * Christopher Isherwood (TV: Reset)
 * Christopher Marlowe (PROSE: The Empire of Glass)

As place name

 * St. Christopher's Church

Regular

 * Christopher Eccleston, who played the Ninth Doctor.

Guest

 * Christopher Neame, who played Skagra in TV: Shada.
 * Christopher Ryan, who played Lord Kiv in TV: Mindwarp, General Staal in TV: The Sontaran Stratagem and The Poison Sky and Commander Stark in TV: The Pandorica Opens.

Featured

 * Christopher Bowen, who played Mordred in TV: Battlefield.
 * Christopher Brown, who played Marriner in TV: Enlightenment.
 * Christopher Burgess, who played several roles Doctor Who serials, including Swann in TV: The Enemy of the World
 * Christopher Coll, who played Phipps in TV: The Seeds of Death and Stubbs in TV: The Mutants.
 * Christopher Greene, who played the young Tom Flanagan in TV: Ghost Machine.
 * Christopher Guard, who played Bellboy in the Doctor Who serial The Greatest Show in the Galaxy.
 * Christopher Master, who played Libri in TV: The Ark in Space.
 * Christopher Obi, who played a security guard George in TV: Closing Time.
 * Christopher Owen, who played the Earthling in the Doctor Who serial Meglos.
 * Christopher Pizzey, who played Eddie Smith (Sarah Jane Smith's father) in TV: The Temptation of Sarah Jane Smith.
 * Christopher Tranchell, who played several roles Doctor Who serials including Roger Colbert in The Massacre of St Bartholomew's Eve.
 * Christopher Villiers, who played Hugh Fitzwilliam in TV: The King's Demons and voiced Cacothis in Absolution.

Monter Specialists

 * Christopher Gable, who played Sharaz Jek in TV: The Caves of Androzani.
 * Christopher Robbie, who played the Karkus in TV: The Mind Robber and the Cyber-Leader in TV: Revenge of the Cybermen

Extra

 * Christopher Christou, who played a Guard in TV: The Invasion of Time.
 * Christopher Denham, who played the Second Assistant in TV: The Savages.
 * Christopher Dunham, who played the R/T Technician in TV: The Tenth Planet.
 * Christopher Elson, who played the young Ed Morgan in TV: Ghost Machine.
 * Christopher Good, who played Morgan in TV: The Beast Below.
 * Christopher Hurst, who played a security guard in TV: Logopolis.
 * Christopher Llewellyn, who played Stuart Hoskins in TV: Father's Day.
 * Christopher Matthews, who played the Radar Technician in TV: The Tenth Planet.
 * Christopher Reynolds, who played a Child in TV: The Mind Robber.
 * Christopher Saul, who played a Trooper in TV: The Awakening.
 * Christopher Wenner, a Blue Peter presenter who played the uncredited role of "Second Trooper" in the TV: The Awakening.
 * Christopher Whittingham, who played a Crew Member in the TV: Earthshock.

Vocal

 * Christopher Blake, who voiced Professor Ptolem in AUDIO: The Mutant Phase.
 * Christopher Biggins, who played Banto Zame in AUDIO: The One Doctor
 * Christopher Scott, who voiced Shaun Brett in The Land of the Dead and David Isherwood in WC: Real Time / AUDIO: Real Time.
 * Christopher Webber, who voiced Harding Wellman in AUDIO: Winter for the Adept.

As surname

 * Adrian Christopher, who played Private Moriarty in TV: Day One.

Cameramen

 * Christopher J. Reynolds, a focus puller for Torchwood.

Directors

 * Christopher Barry, the director of a number of Doctor Who serials.
 * Christopher Faloona, a Torchwood: Miracle Day director of photography

Film Editors

 * Christopher Rowlands, a film editor for TV: The Hand of Fear.

Writers

 * Christopher Bailey, writer of TV: Kinda and Snakedance
 * Christopher H. Bidmead, writer and script editor.

Other

 * Christopher Sandeman, assistant floor manager for TV: Time and the Rani, Delta and the Bannermen and Dragonfire.

Prose

 * Christopher Bulis, a prolific writer of Doctor Who prose fiction
 * Christopher M. Wadley, who wrote PROSE: Gone Too Soon.