List of fictional prime ministers of the United Kingdom

Fictional stories featuring the political scene in Westminster or Whitehall in the United Kingdom, often feature fictional British Prime Ministers - invented characters with the position of Prime Minister of the United Kingdom. Such characters may be complete inventions, or they may be based on a particular Prime Minister or politician, or on a broad stereotype of party politicians.

Prime Ministers are listed alphabetically by surname.

List of fictional Prime Ministers

S. Baldrick
- Played by: Tony Robinson
- Prime Minister in: Blackadder Back And Forth
- Party: unspecified

Blocket
- Played by: George A. Cooper
- Prime Minister in: The Rise and Rise of Michael Rimmer
- Party: Labour

Terry Brooks
- Prime Minister in Doctor Who:Option Lock by Justin Richards
- Party: unspecified

Sir Mortimer Chris
- Played by: Peter Cook
- Prime Minister in: Whoops Apocalypse (film, 1986)
- Party: Conservative

Phillip Cotton
- Prime Minister in Doctor Who:Option Lock by Justin Richards
- Party: unspecified

Jim Hacker
- Played by: Paul Eddington
- Prime Minister in: Yes, Prime Minister (television)
- Party: unspecified (but presumed to be Conservative)

Tom Hutchinson
- Played by: Ronald Fraser
- Prime Minister in: The Rise and Rise of Michael Rimmer
- Party: Conservative

Simon Kerslake
- Prime Minister in: First Among Equals by Jeffrey Archer
- Party:Conservative

Arthur Lytton
- Played by: Ronald Adam
- Prime Minister in: Seven Days to Noon (film, 1950)
- Party: Unknown

Plantagenet Palliser, the Duke of Omnium
- Prime Minister in: The Prime Minister by Anthony Trollope
- Party: Whig

Harry Perkins (Harold Clement Perkins)
- Played by: Ray McAnally
- Prime Minister in: A Very British Coup (television)
- Party: Labour

Michael Phillips
- Played by: Robert Bathurst
- Prime Minister in: My Dad's the Prime Minister (television)
- Party: unspecified

Kevin Pork
- Played by: Peter Jones
- Prime Minister in: Whoops Apocalypse (television, 1982)
- Party: Conservative

Michael Rimmer
- Played by: Peter Cook
- Prime Minister in: The Rise and Rise of Michael Rimmer
- Party: Conservative
- Notes: Later declared President of Great Britain

Francis Urqhart
- Played by: Ian Richardson
- Prime Minister in: House of Cards trilogy
- Party: Conservative

Thomas Waring
- Prime Minister in: Avalon by Stephen R. Lawhead
- Party: British Republic Party

Unnamed Prime Ministers

- Played by: Ronald Adam
- Prime Minister in: Zeppelin (film, 1971)
- Party: unknown

- Played by: Hugh Grant
- Prime Minister in:Love Actually (film, 2003)
- Party: unspecified

- Played by: Anthony Stewart Head
- Prime Minister in: Little Britain (television)
- Party: unspecified

Fictional Prime Ministers who are real people

Sometimes, a fictional story will indicate a near future or alternate universe setting by portraying a real person as an alternate Prime Minister.

Sebastian Coe
- Prime Minister in Drop the Dead Donkey 2000 by Andy Hamilton
- Party: "A rainbow coalition of the Conservatives, the Pensioners' Power Party, the BNP and the Keep Sunday Special Party."

Jeremy Thorpe
- Prime Minister in Doctor Who and Black Cinderella II Goes East (a BBC Radio 4 pantomime by Douglas Adams)
- Party: Liberal

Shirley Williams
- Prime Minister in Doctor Who
- Party: unspecified, presumably Labour or SDP