Mark

Mark is a first name common to many individuals. As a surname it is often styled in the possessive as with Marks.

For ease of use, this list has been highly sectionalised, then alphabetised by last name.

As only name

 * Mark (Invasion of the Dinosaurs), a British athlete. (DW: Invasion of the Dinosaurs)

As first name

 * Mark Chambers, a human consumed by the Vashta Nerada. (DW: Silence in the Library)
 * Mark Goodson, a peadophile who tried to abduct female victims. (TW: Small Worlds)
 * Mark Grantham, the human manager of Combat 3000, a laser tag game. (SJA: Warriors of Kudlak)
 * Mark Gregory, a researcher for International Electromatics. (DW: The Invasion)
 * Mark Lynch, the C.E.O. of Lynchfrost Enterprises. (TW: Combat)

As surname
to be added

As place name
to be added

As name of object, publication or other in-universe item
to be added

Regular

 * Mark Strickson, who played the Fifth Doctor's companion, Vislor Turlough

Featured

 * Mark Benton, who played Clive Finch in in DW: Rose.
 * Mark Eden, who played Marco Polo DW: Marco Polo (TV story))
 * Mark Gatiss, who played Lazarus and several other parts in DW: See all episodes section
 * Mark Sheppard, who played Canton Everett Delaware III, an ex-FBI agent. (DW: The Impossible Astronaut, Day of the Moon)

Monster specialists
to be added

Extra
to be added

Vocal

 * Mark Chambers (counter tenor), the counter tenor on the soundtrack of The End of Time

As surname

 * Louis Marks, a writer of Doctor Who stories.

Television
to be added

Cameramen
to be added

Designers
to be added

Directors
to be added

Lighting
to be added

Producers
to be added

Sound design, effects, music

 * Mark Ayres, a composer on Doctor Who, most famous for remastering soundtracks for DVD release and for the BBC's CD release of missing stories with Doctor Who Restoration Team.

Visual effects
to be added

Writers

 * Mark Gatiss, one of the major writers of DW. See all episodes section

Other
to be added

Prose

 * Mark Morris, a prose author of Doctor Who and Torchwood fiction.

Comics
to be added

Audio
to be added