Ian

The name  appears several times in the Doctor Who universe and the pertinent 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).

Only name given

 * Ian (Last Christmas) (TV: Last Christmas)

As first name

 * Ian Beale (TV: Dimensions in Time)
 * Ian Burgess (HOMEVID: Ghosts of Winterborne)
 * Ian Campbell (PROSE: Legacy of the Daleks)
 * Ian Chesterton (TV: An Unearthly Child, et al)
 * Ian Chesterton (Dr. Who and the Daleks) (TV: Dr. Who and the Daleks)
 * Ian Dury (TV: Tooth and Claw)
 * Ian Jenner (TV: Planet of the Dead)
 * Ian Gilmore (TV: Remembrance of the Daleks)
 * Ian Stratford (PROSE: The Banquo Legacy)
 * Ian Warne (TV: The Space Pirates)

Regular

 * Ian Marter, who played companion Harry Sullivan in Doctor Who

Guest

 * Ian Boldsworth, who played Banto in TV: Blink
 * Ian Fairbairn, who had several roles in Doctor Who serials
 * Ian McNeice, who played Winston Churchill in TV: The Beast Below, Victory of the Daleks, The Pandorica Opens and The Wedding of River Song. He also voiced Zeus in AUDIO: Immortal Beloved.
 * Ian Conningham, who played Einarr (aka Chuckles) in TV: The Girl Who Died

Featured

 * Ian Barritt, who played Professor Peach in TV: The Unicorn and the Wasp
 * Ian Cunningham, who played Dr Meredith in TV: Doctor Who and the Silurians
 * Ian Gelder, who played Dekker in TV: Children of Earth
 * Ian Hanmore, who played Father Angelo in TV: Tooth and Claw
 * Ian Hogg, who played Josiah Samuel Smith in TV: Ghost Light
 * Ian Hughes, who played Ralph Finch in TV: The Gathering
 * Ian McCulloch, who played Nilson in TV: Warriors of the Deep
 * Ian Porter, who played Foreman in TV: Daleks in Manhattan and TV: Evolution of the Daleks
 * Ian Saynor, who played Merak in TV: The Armageddon Factor
 * Ian Sears, who played Brendan Richards in TV: A Girl's Best Friend
 * Ian Talbot, who played Travis in TV: Doctor Who and the Silurians and Klout in TV: The Leisure Hive

Monster specialists

 * Ian Collier, who played Stuart Hyde in TV: The Time Monster and Omega in TV: Arc of Infinity
 * Ian Midlane, who played Tim Jeffery and Kist Magg Thek Lutiven-Day Slitheen in TV: Revenge of the Slitheen
 * Ian Reddington, who played the chief clown in TV: The Greatest Show in the Galaxy and voiced Nobody No-One in AUDIO: A Death in the Family
 * Ian Thompson, who played TV: Hetra in The Web Planet and Malsan in TV: The Chase

Extra

 * Ian Cullen, who played Ixta in TV: The Aztecs
 * Ian Frost, who played Baccu in TV: The Ark and a Draconian Messenger in TV: Frontier in Space
 * Ian Hilditch, who played Jeffrey Baxter in TV: The Christmas Invasion
 * Ian Hines, who played a Soldier in TV: The Mind Robber
 * Ian Kay, who played a Snooker player in TV: Ghost Machine
 * Ian Liston, who played Hero in TV: The Armageddon Factor
 * Ian Mackenzie, who played Anderson in TV: Dragonfire
 * Ian Staples, who played a Soldier in TV: The Caves of Androzani

Vocal

 * Ian Brooker, a voice actor for Big Finish Productions
 * Ian Collier, who reprised the role of Omega in Big Finish Productions' Omega
 * Ian Collins, a radio presenter who played the uncredited role of a Haemovore in TV: The Curse of Fenric
 * Ian Hallard, a voice actor for Big Finish Productions
 * Ian Marr, who voiced Ike in AUDIO: Sword of Orion
 * Ian Richardson, who narrated Dæmos Rising

Cameramen

 * Ian Adrian, a camera operator for TV: The Vampires of Venice, The Hungry Earth/Cold Blood and Vincent and the Doctor
 * Ian Punter, the film cameraman on TV: Resurrection of the Daleks

Designers

 * Ian Bunting, a design assistant during series 2 and 3 of the BBC Wales version of Doctor Who
 * Ian Watson, a designer for TV: The Space Pirates and TV: Terror of the Autons

Directors

 * Ian Smith, a director and producer of short form video content for the Torchwood, Sarah Jane Adventures and Doctor Who websites

Producers

 * Ian Strachan, an assistant floor manager for TV: The Chase and production assistant for TV: The Wheel in Space

Sound design, effects, music

 * Ian Grant, a sound recordist for K9
 * Ian Richardson, a sound recordist for Doctor Who

Visual effects

 * Ian Scoones, a visual effects designer for several Doctor Who stories

Writers

 * Ian Stuart Black, a writer for Doctor Who in the 1960s
 * Ian Briggs, who wrote TV: Dragonfire and TV: The Curse of Fenric and their novelisations
 * Ian McFadyen, who wrote TV: The Bounty Hunter

Other

 * Ian Levine
 * Ian McKendrick, a film editor for several Doctor Who stories
 * Ian Tootle, an assistant floor manager for TV: Mawdryn Undead and TV: Enlightenment

Prose

 * Ian Atkins, one of the BBC executives
 * Ian Atkins, the writer of Scientific Adviser in the 1999 anthology More Short Trips
 * Ian Gregory, who wrote The Best Holiday Ever for Iris: Abroad
 * Ian Mond, an Australian author of several Bernice Summerfield and Doctor Who short stories for Big Finish Productions
 * Ian Potter, a writer of Still Lives and several other novels

Comics

 * Ian Edginton, a comic writer for Doctor Who
 * Ian Rimmer, who wrote Doctor Conkerer!

Audio

 * Ian Farrington, a director, editor and writer who has done work with Big Finish.